Home / 369,070.13-553,605.21-88,587.38

Finding the Fourth Proportional to 369,070.13, 553,605.21 and 88,587.38

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Solution

The fourth proportional to 369,070.13, 553,605.21 and 88,587.38 is: 132,881.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,070.13 : 553,605.21 = 88,587.38 : x
  2. Step 2: Convert to fraction form
    369,070.13/553,605.21 = 88,587.38/x
  3. Step 3: Cross multiply
    369,070.13x = 553,605.21 × 88,587.38
  4. Step 4: Simplify right side
    369,070.13x = 49,042,436,005.65
  5. Step 5: Solve for x
    x = 49,042,436,005.65/369,070.13
  6. Step 6: Final answer
    x = 132,881.08

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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.