Home / 369,581.18-554,366.91-89,096.18

Finding the Fourth Proportional to 369,581.18, 554,366.91 and 89,096.18

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Solution

The fourth proportional to 369,581.18, 554,366.91 and 89,096.18 is: 133,643.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,581.18 : 554,366.91 = 89,096.18 : x
  2. Step 2: Convert to fraction form
    369,581.18/554,366.91 = 89,096.18/x
  3. Step 3: Cross multiply
    369,581.18x = 554,366.91 × 89,096.18
  4. Step 4: Simplify right side
    369,581.18x = 49,391,973,999.40
  5. Step 5: Solve for x
    x = 49,391,973,999.40/369,581.18
  6. Step 6: Final answer
    x = 133,643.10

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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.