Home / 48,681.11-72,829.58-36,869.03

Finding the Fourth Proportional to 48,681.11, 72,829.58 and 36,869.03

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Solution

The fourth proportional to 48,681.11, 72,829.58 and 36,869.03 is: 55,158.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,681.11 : 72,829.58 = 36,869.03 : x
  2. Step 2: Convert to fraction form
    48,681.11/72,829.58 = 36,869.03/x
  3. Step 3: Cross multiply
    48,681.11x = 72,829.58 × 36,869.03
  4. Step 4: Simplify right side
    48,681.11x = 2,685,155,421.41
  5. Step 5: Solve for x
    x = 2,685,155,421.41/48,681.11
  6. Step 6: Final answer
    x = 55,158.06

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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.