Home / 52,990.10-73,124.86-29,116.76

Finding the Fourth Proportional to 52,990.10, 73,124.86 and 29,116.76

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Solution

The fourth proportional to 52,990.10, 73,124.86 and 29,116.76 is: 40,180.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,990.10 : 73,124.86 = 29,116.76 : x
  2. Step 2: Convert to fraction form
    52,990.10/73,124.86 = 29,116.76/x
  3. Step 3: Cross multiply
    52,990.10x = 73,124.86 × 29,116.76
  4. Step 4: Simplify right side
    52,990.10x = 2,129,158,853.07
  5. Step 5: Solve for x
    x = 2,129,158,853.07/52,990.10
  6. Step 6: Final answer
    x = 40,180.32

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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.