Home / 101,607.24-140,223.02-61,320.36

Finding the Fourth Proportional to 101,607.24, 140,223.02 and 61,320.36

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Solution

The fourth proportional to 101,607.24, 140,223.02 and 61,320.36 is: 84,625.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,607.24 : 140,223.02 = 61,320.36 : x
  2. Step 2: Convert to fraction form
    101,607.24/140,223.02 = 61,320.36/x
  3. Step 3: Cross multiply
    101,607.24x = 140,223.02 × 61,320.36
  4. Step 4: Simplify right side
    101,607.24x = 8,598,526,066.69
  5. Step 5: Solve for x
    x = 8,598,526,066.69/101,607.24
  6. Step 6: Final answer
    x = 84,625.13

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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.