Home / 174,443.20-261,319.20-162,001.60

Finding the Fourth Proportional to 174,443.20, 261,319.20 and 162,001.60

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Solution

The fourth proportional to 174,443.20, 261,319.20 and 162,001.60 is: 242,681.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,443.20 : 261,319.20 = 162,001.60 : x
  2. Step 2: Convert to fraction form
    174,443.20/261,319.20 = 162,001.60/x
  3. Step 3: Cross multiply
    174,443.20x = 261,319.20 × 162,001.60
  4. Step 4: Simplify right side
    174,443.20x = 42,334,128,510.72
  5. Step 5: Solve for x
    x = 42,334,128,510.72/174,443.20
  6. Step 6: Final answer
    x = 242,681.45

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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.