Home / 124,680.24-172,038.60-70,966.14

Finding the Fourth Proportional to 124,680.24, 172,038.60 and 70,966.14

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Solution

The fourth proportional to 124,680.24, 172,038.60 and 70,966.14 is: 97,921.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,680.24 : 172,038.60 = 70,966.14 : x
  2. Step 2: Convert to fraction form
    124,680.24/172,038.60 = 70,966.14/x
  3. Step 3: Cross multiply
    124,680.24x = 172,038.60 × 70,966.14
  4. Step 4: Simplify right side
    124,680.24x = 12,208,915,373.00
  5. Step 5: Solve for x
    x = 12,208,915,373.00/124,680.24
  6. Step 6: Final answer
    x = 97,921.81

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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.