Home / 369,071.13-553,606.71-88,588.38

Finding the Fourth Proportional to 369,071.13, 553,606.71 and 88,588.38

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Solution

The fourth proportional to 369,071.13, 553,606.71 and 88,588.38 is: 132,882.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,071.13 : 553,606.71 = 88,588.38 : x
  2. Step 2: Convert to fraction form
    369,071.13/553,606.71 = 88,588.38/x
  3. Step 3: Cross multiply
    369,071.13x = 553,606.71 × 88,588.38
  4. Step 4: Simplify right side
    369,071.13x = 49,043,121,596.03
  5. Step 5: Solve for x
    x = 49,043,121,596.03/369,071.13
  6. Step 6: Final answer
    x = 132,882.57

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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.