Home / 58,984.98-81,417.06-40,133.04

Finding the Fourth Proportional to 58,984.98, 81,417.06 and 40,133.04

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Solution

The fourth proportional to 58,984.98, 81,417.06 and 40,133.04 is: 55,395.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,984.98 : 81,417.06 = 40,133.04 : x
  2. Step 2: Convert to fraction form
    58,984.98/81,417.06 = 40,133.04/x
  3. Step 3: Cross multiply
    58,984.98x = 81,417.06 × 40,133.04
  4. Step 4: Simplify right side
    58,984.98x = 3,267,514,125.66
  5. Step 5: Solve for x
    x = 3,267,514,125.66/58,984.98
  6. Step 6: Final answer
    x = 55,395.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.