Home / 103,747.95-155,624.94-40,565.52

Finding the Fourth Proportional to 103,747.95, 155,624.94 and 40,565.52

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Solution

The fourth proportional to 103,747.95, 155,624.94 and 40,565.52 is: 60,849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,747.95 : 155,624.94 = 40,565.52 : x
  2. Step 2: Convert to fraction form
    103,747.95/155,624.94 = 40,565.52/x
  3. Step 3: Cross multiply
    103,747.95x = 155,624.94 × 40,565.52
  4. Step 4: Simplify right side
    103,747.95x = 6,313,006,616.07
  5. Step 5: Solve for x
    x = 6,313,006,616.07/103,747.95
  6. Step 6: Final answer
    x = 60,849.46

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1.5x scale

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.