Home / 58,055.25-87,010.02-31,400.18

Finding the Fourth Proportional to 58,055.25, 87,010.02 and 31,400.18

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Solution

The fourth proportional to 58,055.25, 87,010.02 and 31,400.18 is: 47,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,055.25 : 87,010.02 = 31,400.18 : x
  2. Step 2: Convert to fraction form
    58,055.25/87,010.02 = 31,400.18/x
  3. Step 3: Cross multiply
    58,055.25x = 87,010.02 × 31,400.18
  4. Step 4: Simplify right side
    58,055.25x = 2,732,129,854.75
  5. Step 5: Solve for x
    x = 2,732,129,854.75/58,055.25
  6. Step 6: Final answer
    x = 47,060.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.