Home / 157,598.08-217,484.32-89,615.06

Finding the Fourth Proportional to 157,598.08, 217,484.32 and 89,615.06

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Solution

The fourth proportional to 157,598.08, 217,484.32 and 89,615.06 is: 123,668.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,598.08 : 217,484.32 = 89,615.06 : x
  2. Step 2: Convert to fraction form
    157,598.08/217,484.32 = 89,615.06/x
  3. Step 3: Cross multiply
    157,598.08x = 217,484.32 × 89,615.06
  4. Step 4: Simplify right side
    157,598.08x = 19,489,870,226.02
  5. Step 5: Solve for x
    x = 19,489,870,226.02/157,598.08
  6. Step 6: Final answer
    x = 123,668.19

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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.