Home / 157,316.60-235,586.10-104,439.80

Finding the Fourth Proportional to 157,316.60, 235,586.10 and 104,439.80

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Solution

The fourth proportional to 157,316.60, 235,586.10 and 104,439.80 is: 156,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,316.60 : 235,586.10 = 104,439.80 : x
  2. Step 2: Convert to fraction form
    157,316.60/235,586.10 = 104,439.80/x
  3. Step 3: Cross multiply
    157,316.60x = 235,586.10 × 104,439.80
  4. Step 4: Simplify right side
    157,316.60x = 24,604,565,166.78
  5. Step 5: Solve for x
    x = 24,604,565,166.78/157,316.60
  6. Step 6: Final answer
    x = 156,401.58

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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.