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Finding the Fourth Proportional to 110,048.60, 151,868.58 and 62,300.90

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Solution

The fourth proportional to 110,048.60, 151,868.58 and 62,300.90 is: 85,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,048.60 : 151,868.58 = 62,300.90 : x
  2. Step 2: Convert to fraction form
    110,048.60/151,868.58 = 62,300.90/x
  3. Step 3: Cross multiply
    110,048.60x = 151,868.58 × 62,300.90
  4. Step 4: Simplify right side
    110,048.60x = 9,461,549,215.72
  5. Step 5: Solve for x
    x = 9,461,549,215.72/110,048.60
  6. Step 6: Final answer
    x = 85,976.10

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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.