Home / 124,218.15-171,530.63-92,331.69

Finding the Fourth Proportional to 124,218.15, 171,530.63 and 92,331.69

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Solution

The fourth proportional to 124,218.15, 171,530.63 and 92,331.69 is: 127,499.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,218.15 : 171,530.63 = 92,331.69 : x
  2. Step 2: Convert to fraction form
    124,218.15/171,530.63 = 92,331.69/x
  3. Step 3: Cross multiply
    124,218.15x = 171,530.63 × 92,331.69
  4. Step 4: Simplify right side
    124,218.15x = 15,837,712,954.66
  5. Step 5: Solve for x
    x = 15,837,712,954.66/124,218.15
  6. Step 6: Final answer
    x = 127,499.19

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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.