Home / 233,089.95-321,547.68-147,155.43

Finding the Fourth Proportional to 233,089.95, 321,547.68 and 147,155.43

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Solution

The fourth proportional to 233,089.95, 321,547.68 and 147,155.43 is: 203,000.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,089.95 : 321,547.68 = 147,155.43 : x
  2. Step 2: Convert to fraction form
    233,089.95/321,547.68 = 147,155.43/x
  3. Step 3: Cross multiply
    233,089.95x = 321,547.68 × 147,155.43
  4. Step 4: Simplify right side
    233,089.95x = 47,317,487,115.90
  5. Step 5: Solve for x
    x = 47,317,487,115.90/233,089.95
  6. Step 6: Final answer
    x = 203,000.98

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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.