Home / 53,715.48-74,136.24-44,748.78

Finding the Fourth Proportional to 53,715.48, 74,136.24 and 44,748.78

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Solution

The fourth proportional to 53,715.48, 74,136.24 and 44,748.78 is: 61,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.48 : 74,136.24 = 44,748.78 : x
  2. Step 2: Convert to fraction form
    53,715.48/74,136.24 = 44,748.78/x
  3. Step 3: Cross multiply
    53,715.48x = 74,136.24 × 44,748.78
  4. Step 4: Simplify right side
    53,715.48x = 3,317,506,293.79
  5. Step 5: Solve for x
    x = 3,317,506,293.79/53,715.48
  6. Step 6: Final answer
    x = 61,760.71

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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.