Home / 53,701.48-74,103.56-29,501.72

Finding the Fourth Proportional to 53,701.48, 74,103.56 and 29,501.72

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Solution

The fourth proportional to 53,701.48, 74,103.56 and 29,501.72 is: 40,709.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,701.48 : 74,103.56 = 29,501.72 : x
  2. Step 2: Convert to fraction form
    53,701.48/74,103.56 = 29,501.72/x
  3. Step 3: Cross multiply
    53,701.48x = 74,103.56 × 29,501.72
  4. Step 4: Simplify right side
    53,701.48x = 2,186,182,348.62
  5. Step 5: Solve for x
    x = 2,186,182,348.62/53,701.48
  6. Step 6: Final answer
    x = 40,709.91

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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.