Home / 53,893.80-74,373.56-31,237.16

Finding the Fourth Proportional to 53,893.80, 74,373.56 and 31,237.16

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Solution

The fourth proportional to 53,893.80, 74,373.56 and 31,237.16 is: 43,107.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,893.80 : 74,373.56 = 31,237.16 : x
  2. Step 2: Convert to fraction form
    53,893.80/74,373.56 = 31,237.16/x
  3. Step 3: Cross multiply
    53,893.80x = 74,373.56 × 31,237.16
  4. Step 4: Simplify right side
    53,893.80x = 2,323,218,793.49
  5. Step 5: Solve for x
    x = 2,323,218,793.49/53,893.80
  6. Step 6: Final answer
    x = 43,107.35

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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.