Home / 40,047.18-60,068.71-11,967.47

Finding the Fourth Proportional to 40,047.18, 60,068.71 and 11,967.47

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Solution

The fourth proportional to 40,047.18, 60,068.71 and 11,967.47 is: 17,950.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,047.18 : 60,068.71 = 11,967.47 : x
  2. Step 2: Convert to fraction form
    40,047.18/60,068.71 = 11,967.47/x
  3. Step 3: Cross multiply
    40,047.18x = 60,068.71 × 11,967.47
  4. Step 4: Simplify right side
    40,047.18x = 718,870,627.34
  5. Step 5: Solve for x
    x = 718,870,627.34/40,047.18
  6. Step 6: Final answer
    x = 17,950.59

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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.