Home / 148,643.20-222,998.86-64,417.50

Finding the Fourth Proportional to 148,643.20, 222,998.86 and 64,417.50

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Solution

The fourth proportional to 148,643.20, 222,998.86 and 64,417.50 is: 96,641.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,643.20 : 222,998.86 = 64,417.50 : x
  2. Step 2: Convert to fraction form
    148,643.20/222,998.86 = 64,417.50/x
  3. Step 3: Cross multiply
    148,643.20x = 222,998.86 × 64,417.50
  4. Step 4: Simplify right side
    148,643.20x = 14,365,029,064.05
  5. Step 5: Solve for x
    x = 14,365,029,064.05/148,643.20
  6. Step 6: Final answer
    x = 96,641.01

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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.