Home / 73,180.60-100,983.98-42,967.16

Finding the Fourth Proportional to 73,180.60, 100,983.98 and 42,967.16

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Solution

The fourth proportional to 73,180.60, 100,983.98 and 42,967.16 is: 59,291.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,180.60 : 100,983.98 = 42,967.16 : x
  2. Step 2: Convert to fraction form
    73,180.60/100,983.98 = 42,967.16/x
  3. Step 3: Cross multiply
    73,180.60x = 100,983.98 × 42,967.16
  4. Step 4: Simplify right side
    73,180.60x = 4,338,994,826.10
  5. Step 5: Solve for x
    x = 4,338,994,826.10/73,180.60
  6. Step 6: Final answer
    x = 59,291.60

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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.