Home / 64,875.10-97,305.45-53,167.90

Finding the Fourth Proportional to 64,875.10, 97,305.45 and 53,167.90

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Solution

The fourth proportional to 64,875.10, 97,305.45 and 53,167.90 is: 79,745.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,875.10 : 97,305.45 = 53,167.90 : x
  2. Step 2: Convert to fraction form
    64,875.10/97,305.45 = 53,167.90/x
  3. Step 3: Cross multiply
    64,875.10x = 97,305.45 × 53,167.90
  4. Step 4: Simplify right side
    64,875.10x = 5,173,526,435.06
  5. Step 5: Solve for x
    x = 5,173,526,435.06/64,875.10
  6. Step 6: Final answer
    x = 79,745.95

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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.