Home / 52,278.56-72,143.40-29,617.24

Finding the Fourth Proportional to 52,278.56, 72,143.40 and 29,617.24

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Solution

The fourth proportional to 52,278.56, 72,143.40 and 29,617.24 is: 40,871.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,278.56 : 72,143.40 = 29,617.24 : x
  2. Step 2: Convert to fraction form
    52,278.56/72,143.40 = 29,617.24/x
  3. Step 3: Cross multiply
    52,278.56x = 72,143.40 × 29,617.24
  4. Step 4: Simplify right side
    52,278.56x = 2,136,688,392.22
  5. Step 5: Solve for x
    x = 2,136,688,392.22/52,278.56
  6. Step 6: Final answer
    x = 40,871.22

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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.