Home / 116,176.46-174,439.66-66,312.86

Finding the Fourth Proportional to 116,176.46, 174,439.66 and 66,312.86

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Solution

The fourth proportional to 116,176.46, 174,439.66 and 66,312.86 is: 99,569.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,176.46 : 174,439.66 = 66,312.86 : x
  2. Step 2: Convert to fraction form
    116,176.46/174,439.66 = 66,312.86/x
  3. Step 3: Cross multiply
    116,176.46x = 174,439.66 × 66,312.86
  4. Step 4: Simplify right side
    116,176.46x = 11,567,592,752.03
  5. Step 5: Solve for x
    x = 11,567,592,752.03/116,176.46
  6. Step 6: Final answer
    x = 99,569.16

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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.