Home / 370,277.92-555,417-89,795.16

Finding the Fourth Proportional to 370,277.92, 555,417 and 89,795.16

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Solution

The fourth proportional to 370,277.92, 555,417 and 89,795.16 is: 134,692.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,277.92 : 555,417 = 89,795.16 : x
  2. Step 2: Convert to fraction form
    370,277.92/555,417 = 89,795.16/x
  3. Step 3: Cross multiply
    370,277.92x = 555,417 × 89,795.16
  4. Step 4: Simplify right side
    370,277.92x = 49,873,758,381.72
  5. Step 5: Solve for x
    x = 49,873,758,381.72/370,277.92
  6. Step 6: Final answer
    x = 134,692.77

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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.