Home / 90,934.25-136,428.37-46,592.15

Finding the Fourth Proportional to 90,934.25, 136,428.37 and 46,592.15

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Solution

The fourth proportional to 90,934.25, 136,428.37 and 46,592.15 is: 69,902.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,934.25 : 136,428.37 = 46,592.15 : x
  2. Step 2: Convert to fraction form
    90,934.25/136,428.37 = 46,592.15/x
  3. Step 3: Cross multiply
    90,934.25x = 136,428.37 × 46,592.15
  4. Step 4: Simplify right side
    90,934.25x = 6,356,490,280.67
  5. Step 5: Solve for x
    x = 6,356,490,280.67/90,934.25
  6. Step 6: Final answer
    x = 69,902.05

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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.