Home / 124,677.60-187,016.40-40,437.60

Finding the Fourth Proportional to 124,677.60, 187,016.40 and 40,437.60

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Solution

The fourth proportional to 124,677.60, 187,016.40 and 40,437.60 is: 60,656.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,677.60 : 187,016.40 = 40,437.60 : x
  2. Step 2: Convert to fraction form
    124,677.60/187,016.40 = 40,437.60/x
  3. Step 3: Cross multiply
    124,677.60x = 187,016.40 × 40,437.60
  4. Step 4: Simplify right side
    124,677.60x = 7,562,494,376.64
  5. Step 5: Solve for x
    x = 7,562,494,376.64/124,677.60
  6. Step 6: Final answer
    x = 60,656.40

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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.