Home / 124,239.36-171,444.48-67,650.56

Finding the Fourth Proportional to 124,239.36, 171,444.48 and 67,650.56

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Solution

The fourth proportional to 124,239.36, 171,444.48 and 67,650.56 is: 93,354.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,239.36 : 171,444.48 = 67,650.56 : x
  2. Step 2: Convert to fraction form
    124,239.36/171,444.48 = 67,650.56/x
  3. Step 3: Cross multiply
    124,239.36x = 171,444.48 × 67,650.56
  4. Step 4: Simplify right side
    124,239.36x = 11,598,315,080.91
  5. Step 5: Solve for x
    x = 11,598,315,080.91/124,239.36
  6. Step 6: Final answer
    x = 93,354.59

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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.