Home / 148,017.10-222,025.65-84,772.30

Finding the Fourth Proportional to 148,017.10, 222,025.65 and 84,772.30

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Solution

The fourth proportional to 148,017.10, 222,025.65 and 84,772.30 is: 127,158.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,017.10 : 222,025.65 = 84,772.30 : x
  2. Step 2: Convert to fraction form
    148,017.10/222,025.65 = 84,772.30/x
  3. Step 3: Cross multiply
    148,017.10x = 222,025.65 × 84,772.30
  4. Step 4: Simplify right side
    148,017.10x = 18,821,625,009.50
  5. Step 5: Solve for x
    x = 18,821,625,009.50/148,017.10
  6. Step 6: Final answer
    x = 127,158.45

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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.