Home / 104,345.80-156,605.10-48,272.20

Finding the Fourth Proportional to 104,345.80, 156,605.10 and 48,272.20

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Solution

The fourth proportional to 104,345.80, 156,605.10 and 48,272.20 is: 72,448.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,345.80 : 156,605.10 = 48,272.20 : x
  2. Step 2: Convert to fraction form
    104,345.80/156,605.10 = 48,272.20/x
  3. Step 3: Cross multiply
    104,345.80x = 156,605.10 × 48,272.20
  4. Step 4: Simplify right side
    104,345.80x = 7,559,672,708.22
  5. Step 5: Solve for x
    x = 7,559,672,708.22/104,345.80
  6. Step 6: Final answer
    x = 72,448.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.