Home / 147,116.28-220,653.36-47,263.62

Finding the Fourth Proportional to 147,116.28, 220,653.36 and 47,263.62

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Solution

The fourth proportional to 147,116.28, 220,653.36 and 47,263.62 is: 70,888.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,116.28 : 220,653.36 = 47,263.62 : x
  2. Step 2: Convert to fraction form
    147,116.28/220,653.36 = 47,263.62/x
  3. Step 3: Cross multiply
    147,116.28x = 220,653.36 × 47,263.62
  4. Step 4: Simplify right side
    147,116.28x = 10,428,876,558.76
  5. Step 5: Solve for x
    x = 10,428,876,558.76/147,116.28
  6. Step 6: Final answer
    x = 70,888.66

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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.