Home / 116,389.13-160,617.15-66,088.13

Finding the Fourth Proportional to 116,389.13, 160,617.15 and 66,088.13

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Solution

The fourth proportional to 116,389.13, 160,617.15 and 66,088.13 is: 91,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,389.13 : 160,617.15 = 66,088.13 : x
  2. Step 2: Convert to fraction form
    116,389.13/160,617.15 = 66,088.13/x
  3. Step 3: Cross multiply
    116,389.13x = 160,617.15 × 66,088.13
  4. Step 4: Simplify right side
    116,389.13x = 10,614,886,286.34
  5. Step 5: Solve for x
    x = 10,614,886,286.34/116,389.13
  6. Step 6: Final answer
    x = 91,201.70

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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.