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Finding the Fourth Proportional to 110,950.76, 153,111.84 and 60,649.76

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Solution

The fourth proportional to 110,950.76, 153,111.84 and 60,649.76 is: 83,696.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,950.76 : 153,111.84 = 60,649.76 : x
  2. Step 2: Convert to fraction form
    110,950.76/153,111.84 = 60,649.76/x
  3. Step 3: Cross multiply
    110,950.76x = 153,111.84 × 60,649.76
  4. Step 4: Simplify right side
    110,950.76x = 9,286,196,349.16
  5. Step 5: Solve for x
    x = 9,286,196,349.16/110,950.76
  6. Step 6: Final answer
    x = 83,696.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.