Home / 157,099.20-216,767.04-93,453.12

Finding the Fourth Proportional to 157,099.20, 216,767.04 and 93,453.12

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Solution

The fourth proportional to 157,099.20, 216,767.04 and 93,453.12 is: 128,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,099.20 : 216,767.04 = 93,453.12 : x
  2. Step 2: Convert to fraction form
    157,099.20/216,767.04 = 93,453.12/x
  3. Step 3: Cross multiply
    157,099.20x = 216,767.04 × 93,453.12
  4. Step 4: Simplify right side
    157,099.20x = 20,257,556,201.16
  5. Step 5: Solve for x
    x = 20,257,556,201.16/157,099.20
  6. Step 6: Final answer
    x = 128,947.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.