Home / 130,583.77-180,260.76-88,199.71

Finding the Fourth Proportional to 130,583.77, 180,260.76 and 88,199.71

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Solution

The fourth proportional to 130,583.77, 180,260.76 and 88,199.71 is: 121,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,583.77 : 180,260.76 = 88,199.71 : x
  2. Step 2: Convert to fraction form
    130,583.77/180,260.76 = 88,199.71/x
  3. Step 3: Cross multiply
    130,583.77x = 180,260.76 × 88,199.71
  4. Step 4: Simplify right side
    130,583.77x = 15,898,946,756.38
  5. Step 5: Solve for x
    x = 15,898,946,756.38/130,583.77
  6. Step 6: Final answer
    x = 121,752.85

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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.