Home / 63,148.48-87,138.70-34,852.35

Finding the Fourth Proportional to 63,148.48, 87,138.70 and 34,852.35

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Solution

The fourth proportional to 63,148.48, 87,138.70 and 34,852.35 is: 48,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,148.48 : 87,138.70 = 34,852.35 : x
  2. Step 2: Convert to fraction form
    63,148.48/87,138.70 = 34,852.35/x
  3. Step 3: Cross multiply
    63,148.48x = 87,138.70 × 34,852.35
  4. Step 4: Simplify right side
    63,148.48x = 3,036,988,470.95
  5. Step 5: Solve for x
    x = 3,036,988,470.95/63,148.48
  6. Step 6: Final answer
    x = 48,092.82

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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.