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Finding the Fourth Proportional to 110,891.50, 153,030.27 and 60,590.50

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Solution

The fourth proportional to 110,891.50, 153,030.27 and 60,590.50 is: 83,614.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,891.50 : 153,030.27 = 60,590.50 : x
  2. Step 2: Convert to fraction form
    110,891.50/153,030.27 = 60,590.50/x
  3. Step 3: Cross multiply
    110,891.50x = 153,030.27 × 60,590.50
  4. Step 4: Simplify right side
    110,891.50x = 9,272,180,574.44
  5. Step 5: Solve for x
    x = 9,272,180,574.44/110,891.50
  6. Step 6: Final answer
    x = 83,614.89

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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.