Home / 157,549.38-217,599.51-114,720.36

Finding the Fourth Proportional to 157,549.38, 217,599.51 and 114,720.36

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Solution

The fourth proportional to 157,549.38, 217,599.51 and 114,720.36 is: 158,446.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,549.38 : 217,599.51 = 114,720.36 : x
  2. Step 2: Convert to fraction form
    157,549.38/217,599.51 = 114,720.36/x
  3. Step 3: Cross multiply
    157,549.38x = 217,599.51 × 114,720.36
  4. Step 4: Simplify right side
    157,549.38x = 24,963,094,123.02
  5. Step 5: Solve for x
    x = 24,963,094,123.02/157,549.38
  6. Step 6: Final answer
    x = 158,446.16

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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.