Home / 369,204.09-553,806.08-88,721.34

Finding the Fourth Proportional to 369,204.09, 553,806.08 and 88,721.34

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Solution

The fourth proportional to 369,204.09, 553,806.08 and 88,721.34 is: 133,082.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,204.09 : 553,806.08 = 88,721.34 : x
  2. Step 2: Convert to fraction form
    369,204.09/553,806.08 = 88,721.34/x
  3. Step 3: Cross multiply
    369,204.09x = 553,806.08 × 88,721.34
  4. Step 4: Simplify right side
    369,204.09x = 49,134,417,074.14
  5. Step 5: Solve for x
    x = 49,134,417,074.14/369,204.09
  6. Step 6: Final answer
    x = 133,082.00

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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.