Home / 53,762.74-74,189.12-29,888.80

Finding the Fourth Proportional to 53,762.74, 74,189.12 and 29,888.80

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Solution

The fourth proportional to 53,762.74, 74,189.12 and 29,888.80 is: 41,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762.74 : 74,189.12 = 29,888.80 : x
  2. Step 2: Convert to fraction form
    53,762.74/74,189.12 = 29,888.80/x
  3. Step 3: Cross multiply
    53,762.74x = 74,189.12 × 29,888.80
  4. Step 4: Simplify right side
    53,762.74x = 2,217,423,769.86
  5. Step 5: Solve for x
    x = 2,217,423,769.86/53,762.74
  6. Step 6: Final answer
    x = 41,244.62

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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.