Home / 207,267.60-310,901.40-74,152.20

Finding the Fourth Proportional to 207,267.60, 310,901.40 and 74,152.20

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Solution

The fourth proportional to 207,267.60, 310,901.40 and 74,152.20 is: 111,228.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,267.60 : 310,901.40 = 74,152.20 : x
  2. Step 2: Convert to fraction form
    207,267.60/310,901.40 = 74,152.20/x
  3. Step 3: Cross multiply
    207,267.60x = 310,901.40 × 74,152.20
  4. Step 4: Simplify right side
    207,267.60x = 23,054,022,793.08
  5. Step 5: Solve for x
    x = 23,054,022,793.08/207,267.60
  6. Step 6: Final answer
    x = 111,228.30

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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.