Home / 53,854.74-74,323.58-31,199.85

Finding the Fourth Proportional to 53,854.74, 74,323.58 and 31,199.85

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Solution

The fourth proportional to 53,854.74, 74,323.58 and 31,199.85 is: 43,058.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,854.74 : 74,323.58 = 31,199.85 : x
  2. Step 2: Convert to fraction form
    53,854.74/74,323.58 = 31,199.85/x
  3. Step 3: Cross multiply
    53,854.74x = 74,323.58 × 31,199.85
  4. Step 4: Simplify right side
    53,854.74x = 2,318,884,391.46
  5. Step 5: Solve for x
    x = 2,318,884,391.46/53,854.74
  6. Step 6: Final answer
    x = 43,058.13

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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.