Home / 91,094.50-136,712.31-63,210.34

Finding the Fourth Proportional to 91,094.50, 136,712.31 and 63,210.34

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Solution

The fourth proportional to 91,094.50, 136,712.31 and 63,210.34 is: 94,864.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,094.50 : 136,712.31 = 63,210.34 : x
  2. Step 2: Convert to fraction form
    91,094.50/136,712.31 = 63,210.34/x
  3. Step 3: Cross multiply
    91,094.50x = 136,712.31 × 63,210.34
  4. Step 4: Simplify right side
    91,094.50x = 8,641,631,597.29
  5. Step 5: Solve for x
    x = 8,641,631,597.29/91,094.50
  6. Step 6: Final answer
    x = 94,864.47

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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.