Home / 101,875.52-152,793.07-51,261.05

Finding the Fourth Proportional to 101,875.52, 152,793.07 and 51,261.05

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Solution

The fourth proportional to 101,875.52, 152,793.07 and 51,261.05 is: 76,881.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,875.52 : 152,793.07 = 51,261.05 : x
  2. Step 2: Convert to fraction form
    101,875.52/152,793.07 = 51,261.05/x
  3. Step 3: Cross multiply
    101,875.52x = 152,793.07 × 51,261.05
  4. Step 4: Simplify right side
    101,875.52x = 7,832,333,454.75
  5. Step 5: Solve for x
    x = 7,832,333,454.75/101,875.52
  6. Step 6: Final answer
    x = 76,881.41

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1.5x scale

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.