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Finding the Fourth Proportional to 88,300.51, 132,478.11 and 30,602.68

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Solution

The fourth proportional to 88,300.51, 132,478.11 and 30,602.68 is: 45,913.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,300.51 : 132,478.11 = 30,602.68 : x
  2. Step 2: Convert to fraction form
    88,300.51/132,478.11 = 30,602.68/x
  3. Step 3: Cross multiply
    88,300.51x = 132,478.11 × 30,602.68
  4. Step 4: Simplify right side
    88,300.51x = 4,054,184,876.14
  5. Step 5: Solve for x
    x = 4,054,184,876.14/88,300.51
  6. Step 6: Final answer
    x = 45,913.49

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1.5x scale

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.