Home / 52,637.48-72,644.04-29,983.57

Finding the Fourth Proportional to 52,637.48, 72,644.04 and 29,983.57

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Solution

The fourth proportional to 52,637.48, 72,644.04 and 29,983.57 is: 41,379.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,637.48 : 72,644.04 = 29,983.57 : x
  2. Step 2: Convert to fraction form
    52,637.48/72,644.04 = 29,983.57/x
  3. Step 3: Cross multiply
    52,637.48x = 72,644.04 × 29,983.57
  4. Step 4: Simplify right side
    52,637.48x = 2,178,127,476.81
  5. Step 5: Solve for x
    x = 2,178,127,476.81/52,637.48
  6. Step 6: Final answer
    x = 41,379.78

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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.