Home / 151,548.48-209,127.84-83,562.24

Finding the Fourth Proportional to 151,548.48, 209,127.84 and 83,562.24

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Solution

The fourth proportional to 151,548.48, 209,127.84 and 83,562.24 is: 115,310.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,548.48 : 209,127.84 = 83,562.24 : x
  2. Step 2: Convert to fraction form
    151,548.48/209,127.84 = 83,562.24/x
  3. Step 3: Cross multiply
    151,548.48x = 209,127.84 × 83,562.24
  4. Step 4: Simplify right side
    151,548.48x = 17,475,190,756.76
  5. Step 5: Solve for x
    x = 17,475,190,756.76/151,548.48
  6. Step 6: Final answer
    x = 115,310.89

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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.