Home / 124,476.72-171,777.08-70,761.74

Finding the Fourth Proportional to 124,476.72, 171,777.08 and 70,761.74

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Solution

The fourth proportional to 124,476.72, 171,777.08 and 70,761.74 is: 97,650.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,476.72 : 171,777.08 = 70,761.74 : x
  2. Step 2: Convert to fraction form
    124,476.72/171,777.08 = 70,761.74/x
  3. Step 3: Cross multiply
    124,476.72x = 171,777.08 × 70,761.74
  4. Step 4: Simplify right side
    124,476.72x = 12,155,245,072.92
  5. Step 5: Solve for x
    x = 12,155,245,072.92/124,476.72
  6. Step 6: Final answer
    x = 97,650.75

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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.