Home / 348,277.60-522,417-95,561.56

Finding the Fourth Proportional to 348,277.60, 522,417 and 95,561.56

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Solution

The fourth proportional to 348,277.60, 522,417 and 95,561.56 is: 143,342.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,277.60 : 522,417 = 95,561.56 : x
  2. Step 2: Convert to fraction form
    348,277.60/522,417 = 95,561.56/x
  3. Step 3: Cross multiply
    348,277.60x = 522,417 × 95,561.56
  4. Step 4: Simplify right side
    348,277.60x = 49,922,983,490.52
  5. Step 5: Solve for x
    x = 49,922,983,490.52/348,277.60
  6. Step 6: Final answer
    x = 143,342.50

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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.