Home / 52,529.35-72,490.40-28,656.02

Finding the Fourth Proportional to 52,529.35, 72,490.40 and 28,656.02

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Solution

The fourth proportional to 52,529.35, 72,490.40 and 28,656.02 is: 39,545.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,529.35 : 72,490.40 = 28,656.02 : x
  2. Step 2: Convert to fraction form
    52,529.35/72,490.40 = 28,656.02/x
  3. Step 3: Cross multiply
    52,529.35x = 72,490.40 × 28,656.02
  4. Step 4: Simplify right side
    52,529.35x = 2,077,286,061.40
  5. Step 5: Solve for x
    x = 2,077,286,061.40/52,529.35
  6. Step 6: Final answer
    x = 39,545.25

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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.