Home / 155,765.40-233,648.10-96,667.80

Finding the Fourth Proportional to 155,765.40, 233,648.10 and 96,667.80

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Solution

The fourth proportional to 155,765.40, 233,648.10 and 96,667.80 is: 145,001.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,765.40 : 233,648.10 = 96,667.80 : x
  2. Step 2: Convert to fraction form
    155,765.40/233,648.10 = 96,667.80/x
  3. Step 3: Cross multiply
    155,765.40x = 233,648.10 × 96,667.80
  4. Step 4: Simplify right side
    155,765.40x = 22,586,247,801.18
  5. Step 5: Solve for x
    x = 22,586,247,801.18/155,765.40
  6. Step 6: Final answer
    x = 145,001.70

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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.