Home / 182,002.40-251,159.52-101,429.60

Finding the Fourth Proportional to 182,002.40, 251,159.52 and 101,429.60

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Solution

The fourth proportional to 182,002.40, 251,159.52 and 101,429.60 is: 139,970.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,002.40 : 251,159.52 = 101,429.60 : x
  2. Step 2: Convert to fraction form
    182,002.40/251,159.52 = 101,429.60/x
  3. Step 3: Cross multiply
    182,002.40x = 251,159.52 × 101,429.60
  4. Step 4: Simplify right side
    182,002.40x = 25,475,009,649.79
  5. Step 5: Solve for x
    x = 25,475,009,649.79/182,002.40
  6. Step 6: Final answer
    x = 139,970.73

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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.