Home / 369,544.93-554,312.54-89,059.75

Finding the Fourth Proportional to 369,544.93, 554,312.54 and 89,059.75

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Solution

The fourth proportional to 369,544.93, 554,312.54 and 89,059.75 is: 133,588.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,544.93 : 554,312.54 = 89,059.75 : x
  2. Step 2: Convert to fraction form
    369,544.93/554,312.54 = 89,059.75/x
  3. Step 3: Cross multiply
    369,544.93x = 554,312.54 × 89,059.75
  4. Step 4: Simplify right side
    369,544.93x = 49,366,935,788.97
  5. Step 5: Solve for x
    x = 49,366,935,788.97/369,544.93
  6. Step 6: Final answer
    x = 133,588.45

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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.