Home / 148,767.06-223,188.35-68,862.67

Finding the Fourth Proportional to 148,767.06, 223,188.35 and 68,862.67

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Solution

The fourth proportional to 148,767.06, 223,188.35 and 68,862.67 is: 103,311.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,767.06 : 223,188.35 = 68,862.67 : x
  2. Step 2: Convert to fraction form
    148,767.06/223,188.35 = 68,862.67/x
  3. Step 3: Cross multiply
    148,767.06x = 223,188.35 × 68,862.67
  4. Step 4: Simplify right side
    148,767.06x = 15,369,345,693.89
  5. Step 5: Solve for x
    x = 15,369,345,693.89/148,767.06
  6. Step 6: Final answer
    x = 103,311.48

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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.