Home / 117,601.20-176,426.08-38,720.16

Finding the Fourth Proportional to 117,601.20, 176,426.08 and 38,720.16

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Solution

The fourth proportional to 117,601.20, 176,426.08 and 38,720.16 is: 58,088.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,601.20 : 176,426.08 = 38,720.16 : x
  2. Step 2: Convert to fraction form
    117,601.20/176,426.08 = 38,720.16/x
  3. Step 3: Cross multiply
    117,601.20x = 176,426.08 × 38,720.16
  4. Step 4: Simplify right side
    117,601.20x = 6,831,246,045.77
  5. Step 5: Solve for x
    x = 6,831,246,045.77/117,601.20
  6. Step 6: Final answer
    x = 58,088.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.