Home / 101,010.16-151,517.54-29,931.45

Finding the Fourth Proportional to 101,010.16, 151,517.54 and 29,931.45

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Solution

The fourth proportional to 101,010.16, 151,517.54 and 29,931.45 is: 44,897.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,010.16 : 151,517.54 = 29,931.45 : x
  2. Step 2: Convert to fraction form
    101,010.16/151,517.54 = 29,931.45/x
  3. Step 3: Cross multiply
    101,010.16x = 151,517.54 × 29,931.45
  4. Step 4: Simplify right side
    101,010.16x = 4,535,139,672.63
  5. Step 5: Solve for x
    x = 4,535,139,672.63/101,010.16
  6. Step 6: Final answer
    x = 44,897.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.