Home / 110,707.60-166,061.40-40,577.80

Finding the Fourth Proportional to 110,707.60, 166,061.40 and 40,577.80

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Solution

The fourth proportional to 110,707.60, 166,061.40 and 40,577.80 is: 60,866.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,707.60 : 166,061.40 = 40,577.80 : x
  2. Step 2: Convert to fraction form
    110,707.60/166,061.40 = 40,577.80/x
  3. Step 3: Cross multiply
    110,707.60x = 166,061.40 × 40,577.80
  4. Step 4: Simplify right side
    110,707.60x = 6,738,406,276.92
  5. Step 5: Solve for x
    x = 6,738,406,276.92/110,707.60
  6. Step 6: Final answer
    x = 60,866.70

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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.