Home / 130,601.92-180,210.68-73,244.20

Finding the Fourth Proportional to 130,601.92, 180,210.68 and 73,244.20

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Solution

The fourth proportional to 130,601.92, 180,210.68 and 73,244.20 is: 101,065.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,601.92 : 180,210.68 = 73,244.20 : x
  2. Step 2: Convert to fraction form
    130,601.92/180,210.68 = 73,244.20/x
  3. Step 3: Cross multiply
    130,601.92x = 180,210.68 × 73,244.20
  4. Step 4: Simplify right side
    130,601.92x = 13,199,387,088.06
  5. Step 5: Solve for x
    x = 13,199,387,088.06/130,601.92
  6. Step 6: Final answer
    x = 101,065.80

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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.