Home / 52,652.70-78,825.45-47,123.10

Finding the Fourth Proportional to 52,652.70, 78,825.45 and 47,123.10

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Solution

The fourth proportional to 52,652.70, 78,825.45 and 47,123.10 is: 70,547.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,652.70 : 78,825.45 = 47,123.10 : x
  2. Step 2: Convert to fraction form
    52,652.70/78,825.45 = 47,123.10/x
  3. Step 3: Cross multiply
    52,652.70x = 78,825.45 × 47,123.10
  4. Step 4: Simplify right side
    52,652.70x = 3,714,499,562.90
  5. Step 5: Solve for x
    x = 3,714,499,562.90/52,652.70
  6. Step 6: Final answer
    x = 70,547.18

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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.