Home / 156,688.56-235,002.78-44,341.65

Finding the Fourth Proportional to 156,688.56, 235,002.78 and 44,341.65

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Solution

The fourth proportional to 156,688.56, 235,002.78 and 44,341.65 is: 66,503.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,688.56 : 235,002.78 = 44,341.65 : x
  2. Step 2: Convert to fraction form
    156,688.56/235,002.78 = 44,341.65/x
  3. Step 3: Cross multiply
    156,688.56x = 235,002.78 × 44,341.65
  4. Step 4: Simplify right side
    156,688.56x = 10,420,411,019.79
  5. Step 5: Solve for x
    x = 10,420,411,019.79/156,688.56
  6. Step 6: Final answer
    x = 66,503.97

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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.