Home / 155,423.70-233,167.95-88,809.30

Finding the Fourth Proportional to 155,423.70, 233,167.95 and 88,809.30

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Solution

The fourth proportional to 155,423.70, 233,167.95 and 88,809.30 is: 133,232.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,423.70 : 233,167.95 = 88,809.30 : x
  2. Step 2: Convert to fraction form
    155,423.70/233,167.95 = 88,809.30/x
  3. Step 3: Cross multiply
    155,423.70x = 233,167.95 × 88,809.30
  4. Step 4: Simplify right side
    155,423.70x = 20,707,482,421.94
  5. Step 5: Solve for x
    x = 20,707,482,421.94/155,423.70
  6. Step 6: Final answer
    x = 133,232.46

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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.