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Finding the Fourth Proportional to 107,671.99, 148,587.19 and 59,924.20

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Solution

The fourth proportional to 107,671.99, 148,587.19 and 59,924.20 is: 82,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,671.99 : 148,587.19 = 59,924.20 : x
  2. Step 2: Convert to fraction form
    107,671.99/148,587.19 = 59,924.20/x
  3. Step 3: Cross multiply
    107,671.99x = 148,587.19 × 59,924.20
  4. Step 4: Simplify right side
    107,671.99x = 8,903,968,491.00
  5. Step 5: Solve for x
    x = 8,903,968,491.00/107,671.99
  6. Step 6: Final answer
    x = 82,695.31

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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.