Home / 124,242.93-171,431.91-73,271.72

Finding the Fourth Proportional to 124,242.93, 171,431.91 and 73,271.72

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Solution

The fourth proportional to 124,242.93, 171,431.91 and 73,271.72 is: 101,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,242.93 : 171,431.91 = 73,271.72 : x
  2. Step 2: Convert to fraction form
    124,242.93/171,431.91 = 73,271.72/x
  3. Step 3: Cross multiply
    124,242.93x = 171,431.91 × 73,271.72
  4. Step 4: Simplify right side
    124,242.93x = 12,561,111,337.17
  5. Step 5: Solve for x
    x = 12,561,111,337.17/124,242.93
  6. Step 6: Final answer
    x = 101,101.22

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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.