Home / 103,248.98-142,480.86-57,923.18

Finding the Fourth Proportional to 103,248.98, 142,480.86 and 57,923.18

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Solution

The fourth proportional to 103,248.98, 142,480.86 and 57,923.18 is: 79,932.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,248.98 : 142,480.86 = 57,923.18 : x
  2. Step 2: Convert to fraction form
    103,248.98/142,480.86 = 57,923.18/x
  3. Step 3: Cross multiply
    103,248.98x = 142,480.86 × 57,923.18
  4. Step 4: Simplify right side
    103,248.98x = 8,252,944,500.33
  5. Step 5: Solve for x
    x = 8,252,944,500.33/103,248.98
  6. Step 6: Final answer
    x = 79,932.46

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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.