Home / 110,951.69-153,132.48-107,261.12

Finding the Fourth Proportional to 110,951.69, 153,132.48 and 107,261.12

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Solution

The fourth proportional to 110,951.69, 153,132.48 and 107,261.12 is: 148,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,951.69 : 153,132.48 = 107,261.12 : x
  2. Step 2: Convert to fraction form
    110,951.69/153,132.48 = 107,261.12/x
  3. Step 3: Cross multiply
    110,951.69x = 153,132.48 × 107,261.12
  4. Step 4: Simplify right side
    110,951.69x = 16,425,161,696.01
  5. Step 5: Solve for x
    x = 16,425,161,696.01/110,951.69
  6. Step 6: Final answer
    x = 148,038.87

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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.