Home / 178,526.74-267,788.95-45,405.85

Finding the Fourth Proportional to 178,526.74, 267,788.95 and 45,405.85

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Solution

The fourth proportional to 178,526.74, 267,788.95 and 45,405.85 is: 68,108.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,526.74 : 267,788.95 = 45,405.85 : x
  2. Step 2: Convert to fraction form
    178,526.74/267,788.95 = 45,405.85/x
  3. Step 3: Cross multiply
    178,526.74x = 267,788.95 × 45,405.85
  4. Step 4: Simplify right side
    178,526.74x = 12,159,184,895.36
  5. Step 5: Solve for x
    x = 12,159,184,895.36/178,526.74
  6. Step 6: Final answer
    x = 68,108.48

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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.