Home / 149,000.40-223,500.60-93,013.20

Finding the Fourth Proportional to 149,000.40, 223,500.60 and 93,013.20

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Solution

The fourth proportional to 149,000.40, 223,500.60 and 93,013.20 is: 139,519.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,000.40 : 223,500.60 = 93,013.20 : x
  2. Step 2: Convert to fraction form
    149,000.40/223,500.60 = 93,013.20/x
  3. Step 3: Cross multiply
    149,000.40x = 223,500.60 × 93,013.20
  4. Step 4: Simplify right side
    149,000.40x = 20,788,506,007.92
  5. Step 5: Solve for x
    x = 20,788,506,007.92/149,000.40
  6. Step 6: Final answer
    x = 139,519.80

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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.