Home / 157,226.32-216,938.55-93,551.68

Finding the Fourth Proportional to 157,226.32, 216,938.55 and 93,551.68

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Solution

The fourth proportional to 157,226.32, 216,938.55 and 93,551.68 is: 129,081.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,226.32 : 216,938.55 = 93,551.68 : x
  2. Step 2: Convert to fraction form
    157,226.32/216,938.55 = 93,551.68/x
  3. Step 3: Cross multiply
    157,226.32x = 216,938.55 × 93,551.68
  4. Step 4: Simplify right side
    157,226.32x = 20,294,965,809.26
  5. Step 5: Solve for x
    x = 20,294,965,809.26/157,226.32
  6. Step 6: Final answer
    x = 129,081.22

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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.