Home / 61,530.80-92,237.04-39,281.36

Finding the Fourth Proportional to 61,530.80, 92,237.04 and 39,281.36

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Solution

The fourth proportional to 61,530.80, 92,237.04 and 39,281.36 is: 58,884.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,530.80 : 92,237.04 = 39,281.36 : x
  2. Step 2: Convert to fraction form
    61,530.80/92,237.04 = 39,281.36/x
  3. Step 3: Cross multiply
    61,530.80x = 92,237.04 × 39,281.36
  4. Step 4: Simplify right side
    61,530.80x = 3,623,196,373.57
  5. Step 5: Solve for x
    x = 3,623,196,373.57/61,530.80
  6. Step 6: Final answer
    x = 58,884.27

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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.