Home / 103,323.59-142,575.54-58,006.58

Finding the Fourth Proportional to 103,323.59, 142,575.54 and 58,006.58

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Solution

The fourth proportional to 103,323.59, 142,575.54 and 58,006.58 is: 80,042.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,323.59 : 142,575.54 = 58,006.58 : x
  2. Step 2: Convert to fraction form
    103,323.59/142,575.54 = 58,006.58/x
  3. Step 3: Cross multiply
    103,323.59x = 142,575.54 × 58,006.58
  4. Step 4: Simplify right side
    103,323.59x = 8,270,318,754.18
  5. Step 5: Solve for x
    x = 8,270,318,754.18/103,323.59
  6. Step 6: Final answer
    x = 80,042.89

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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.