Home / 148,015.08-222,095.52-69,117.84

Finding the Fourth Proportional to 148,015.08, 222,095.52 and 69,117.84

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Solution

The fourth proportional to 148,015.08, 222,095.52 and 69,117.84 is: 103,710.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,015.08 : 222,095.52 = 69,117.84 : x
  2. Step 2: Convert to fraction form
    148,015.08/222,095.52 = 69,117.84/x
  3. Step 3: Cross multiply
    148,015.08x = 222,095.52 × 69,117.84
  4. Step 4: Simplify right side
    148,015.08x = 15,350,762,616.08
  5. Step 5: Solve for x
    x = 15,350,762,616.08/148,015.08
  6. Step 6: Final answer
    x = 103,710.80

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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.