Home / 127,050.16-175,325.16-69,688.66

Finding the Fourth Proportional to 127,050.16, 175,325.16 and 69,688.66

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Solution

The fourth proportional to 127,050.16, 175,325.16 and 69,688.66 is: 96,168.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,050.16 : 175,325.16 = 69,688.66 : x
  2. Step 2: Convert to fraction form
    127,050.16/175,325.16 = 69,688.66/x
  3. Step 3: Cross multiply
    127,050.16x = 175,325.16 × 69,688.66
  4. Step 4: Simplify right side
    127,050.16x = 12,218,175,464.69
  5. Step 5: Solve for x
    x = 12,218,175,464.69/127,050.16
  6. Step 6: Final answer
    x = 96,168.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.