Home / 53,518.80-73,854.12-29,646.48

Finding the Fourth Proportional to 53,518.80, 73,854.12 and 29,646.48

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Solution

The fourth proportional to 53,518.80, 73,854.12 and 29,646.48 is: 40,911.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,518.80 : 73,854.12 = 29,646.48 : x
  2. Step 2: Convert to fraction form
    53,518.80/73,854.12 = 29,646.48/x
  3. Step 3: Cross multiply
    53,518.80x = 73,854.12 × 29,646.48
  4. Step 4: Simplify right side
    53,518.80x = 2,189,514,691.50
  5. Step 5: Solve for x
    x = 2,189,514,691.50/53,518.80
  6. Step 6: Final answer
    x = 40,911.13

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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.