Home / 237,947.84-328,377.20-130,522.40

Finding the Fourth Proportional to 237,947.84, 328,377.20 and 130,522.40

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Solution

The fourth proportional to 237,947.84, 328,377.20 and 130,522.40 is: 180,125.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,947.84 : 328,377.20 = 130,522.40 : x
  2. Step 2: Convert to fraction form
    237,947.84/328,377.20 = 130,522.40/x
  3. Step 3: Cross multiply
    237,947.84x = 328,377.20 × 130,522.40
  4. Step 4: Simplify right side
    237,947.84x = 42,860,580,249.28
  5. Step 5: Solve for x
    x = 42,860,580,249.28/237,947.84
  6. Step 6: Final answer
    x = 180,125.95

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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.