Home / 124,557.66-171,889.02-70,842.24

Finding the Fourth Proportional to 124,557.66, 171,889.02 and 70,842.24

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Solution

The fourth proportional to 124,557.66, 171,889.02 and 70,842.24 is: 97,761.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,557.66 : 171,889.02 = 70,842.24 : x
  2. Step 2: Convert to fraction form
    124,557.66/171,889.02 = 70,842.24/x
  3. Step 3: Cross multiply
    124,557.66x = 171,889.02 × 70,842.24
  4. Step 4: Simplify right side
    124,557.66x = 12,177,003,208.20
  5. Step 5: Solve for x
    x = 12,177,003,208.20/124,557.66
  6. Step 6: Final answer
    x = 97,761.98

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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.