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Finding the Fourth Proportional to 88,010,459.80, 132,009,784.80 and 23,312,876.20

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Solution

The fourth proportional to 88,010,459.80, 132,009,784.80 and 23,312,876.20 is: 34,967,750.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,010,459.80 : 132,009,784.80 = 23,312,876.20 : x
  2. Step 2: Convert to fraction form
    88,010,459.80/132,009,784.80 = 23,312,876.20/x
  3. Step 3: Cross multiply
    88,010,459.80x = 132,009,784.80 × 23,312,876.20
  4. Step 4: Simplify right side
    88,010,459.80x = 3,077,527,770,231,041.50
  5. Step 5: Solve for x
    x = 3,077,527,770,231,041.50/88,010,459.80
  6. Step 6: Final answer
    x = 34,967,750.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.