Home / 58,632.93-87,897.20-21,184.65

Finding the Fourth Proportional to 58,632.93, 87,897.20 and 21,184.65

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Solution

The fourth proportional to 58,632.93, 87,897.20 and 21,184.65 is: 31,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,632.93 : 87,897.20 = 21,184.65 : x
  2. Step 2: Convert to fraction form
    58,632.93/87,897.20 = 21,184.65/x
  3. Step 3: Cross multiply
    58,632.93x = 87,897.20 × 21,184.65
  4. Step 4: Simplify right side
    58,632.93x = 1,862,071,312.06
  5. Step 5: Solve for x
    x = 1,862,071,312.06/58,632.93
  6. Step 6: Final answer
    x = 31,758.11

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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.