Home / 58,638.36-87,753.15-47,985.24

Finding the Fourth Proportional to 58,638.36, 87,753.15 and 47,985.24

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Solution

The fourth proportional to 58,638.36, 87,753.15 and 47,985.24 is: 71,810.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,638.36 : 87,753.15 = 47,985.24 : x
  2. Step 2: Convert to fraction form
    58,638.36/87,753.15 = 47,985.24/x
  3. Step 3: Cross multiply
    58,638.36x = 87,753.15 × 47,985.24
  4. Step 4: Simplify right side
    58,638.36x = 4,210,855,963.51
  5. Step 5: Solve for x
    x = 4,210,855,963.51/58,638.36
  6. Step 6: Final answer
    x = 71,810.60

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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.