Home / 155,421.90-233,132.85-152,829.90

Finding the Fourth Proportional to 155,421.90, 233,132.85 and 152,829.90

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Solution

The fourth proportional to 155,421.90, 233,132.85 and 152,829.90 is: 229,244.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,421.90 : 233,132.85 = 152,829.90 : x
  2. Step 2: Convert to fraction form
    155,421.90/233,132.85 = 152,829.90/x
  3. Step 3: Cross multiply
    155,421.90x = 233,132.85 × 152,829.90
  4. Step 4: Simplify right side
    155,421.90x = 35,629,670,152.22
  5. Step 5: Solve for x
    x = 35,629,670,152.22/155,421.90
  6. Step 6: Final answer
    x = 229,244.85

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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.