Home / 147,077.23-220,586.79-40,433.67

Finding the Fourth Proportional to 147,077.23, 220,586.79 and 40,433.67

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Solution

The fourth proportional to 147,077.23, 220,586.79 and 40,433.67 is: 60,642.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,077.23 : 220,586.79 = 40,433.67 : x
  2. Step 2: Convert to fraction form
    147,077.23/220,586.79 = 40,433.67/x
  3. Step 3: Cross multiply
    147,077.23x = 220,586.79 × 40,433.67
  4. Step 4: Simplify right side
    147,077.23x = 8,919,133,473.22
  5. Step 5: Solve for x
    x = 8,919,133,473.22/147,077.23
  6. Step 6: Final answer
    x = 60,642.52

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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.