Home / 83,652.24-115,440.19-45,411.77

Finding the Fourth Proportional to 83,652.24, 115,440.19 and 45,411.77

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Solution

The fourth proportional to 83,652.24, 115,440.19 and 45,411.77 is: 62,668.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,652.24 : 115,440.19 = 45,411.77 : x
  2. Step 2: Convert to fraction form
    83,652.24/115,440.19 = 45,411.77/x
  3. Step 3: Cross multiply
    83,652.24x = 115,440.19 × 45,411.77
  4. Step 4: Simplify right side
    83,652.24x = 5,242,343,532.11
  5. Step 5: Solve for x
    x = 5,242,343,532.11/83,652.24
  6. Step 6: Final answer
    x = 62,668.30

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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.