Home / 369,546.93-554,315.54-89,061.75

Finding the Fourth Proportional to 369,546.93, 554,315.54 and 89,061.75

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Solution

The fourth proportional to 369,546.93, 554,315.54 and 89,061.75 is: 133,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,546.93 : 554,315.54 = 89,061.75 : x
  2. Step 2: Convert to fraction form
    369,546.93/554,315.54 = 89,061.75/x
  3. Step 3: Cross multiply
    369,546.93x = 554,315.54 × 89,061.75
  4. Step 4: Simplify right side
    369,546.93x = 49,368,311,599.29
  5. Step 5: Solve for x
    x = 49,368,311,599.29/369,546.93
  6. Step 6: Final answer
    x = 133,591.45

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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.