Home / 124,885.02-172,345.47-68,296.41

Finding the Fourth Proportional to 124,885.02, 172,345.47 and 68,296.41

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Solution

The fourth proportional to 124,885.02, 172,345.47 and 68,296.41 is: 94,251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,885.02 : 172,345.47 = 68,296.41 : x
  2. Step 2: Convert to fraction form
    124,885.02/172,345.47 = 68,296.41/x
  3. Step 3: Cross multiply
    124,885.02x = 172,345.47 × 68,296.41
  4. Step 4: Simplify right side
    124,885.02x = 11,770,576,880.76
  5. Step 5: Solve for x
    x = 11,770,576,880.76/124,885.02
  6. Step 6: Final answer
    x = 94,251.31

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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.