Home / 124,676.30-172,053.23-73,707.45

Finding the Fourth Proportional to 124,676.30, 172,053.23 and 73,707.45

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Solution

The fourth proportional to 124,676.30, 172,053.23 and 73,707.45 is: 101,716.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,676.30 : 172,053.23 = 73,707.45 : x
  2. Step 2: Convert to fraction form
    124,676.30/172,053.23 = 73,707.45/x
  3. Step 3: Cross multiply
    124,676.30x = 172,053.23 × 73,707.45
  4. Step 4: Simplify right side
    124,676.30x = 12,681,604,479.03
  5. Step 5: Solve for x
    x = 12,681,604,479.03/124,676.30
  6. Step 6: Final answer
    x = 101,716.24

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1.5x scale

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.