Home / 103,700.25-155,554.02-59,306.58

Finding the Fourth Proportional to 103,700.25, 155,554.02 and 59,306.58

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Solution

The fourth proportional to 103,700.25, 155,554.02 and 59,306.58 is: 88,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,700.25 : 155,554.02 = 59,306.58 : x
  2. Step 2: Convert to fraction form
    103,700.25/155,554.02 = 59,306.58/x
  3. Step 3: Cross multiply
    103,700.25x = 155,554.02 × 59,306.58
  4. Step 4: Simplify right side
    103,700.25x = 9,225,376,931.45
  5. Step 5: Solve for x
    x = 9,225,376,931.45/103,700.25
  6. Step 6: Final answer
    x = 88,961.95

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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.