Home / 158,409.12-237,614.19-40,080.45

Finding the Fourth Proportional to 158,409.12, 237,614.19 and 40,080.45

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Solution

The fourth proportional to 158,409.12, 237,614.19 and 40,080.45 is: 60,120.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,409.12 : 237,614.19 = 40,080.45 : x
  2. Step 2: Convert to fraction form
    158,409.12/237,614.19 = 40,080.45/x
  3. Step 3: Cross multiply
    158,409.12x = 237,614.19 × 40,080.45
  4. Step 4: Simplify right side
    158,409.12x = 9,523,683,661.59
  5. Step 5: Solve for x
    x = 9,523,683,661.59/158,409.12
  6. Step 6: Final answer
    x = 60,120.80

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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.