Home / 106,877.60-160,330.80-36,778.40

Finding the Fourth Proportional to 106,877.60, 160,330.80 and 36,778.40

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Solution

The fourth proportional to 106,877.60, 160,330.80 and 36,778.40 is: 55,172.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,877.60 : 160,330.80 = 36,778.40 : x
  2. Step 2: Convert to fraction form
    106,877.60/160,330.80 = 36,778.40/x
  3. Step 3: Cross multiply
    106,877.60x = 160,330.80 × 36,778.40
  4. Step 4: Simplify right side
    106,877.60x = 5,896,710,294.72
  5. Step 5: Solve for x
    x = 5,896,710,294.72/106,877.60
  6. Step 6: Final answer
    x = 55,172.56

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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.