Home / 46,320.89-69,315.25-40,102.30

Finding the Fourth Proportional to 46,320.89, 69,315.25 and 40,102.30

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Solution

The fourth proportional to 46,320.89, 69,315.25 and 40,102.30 is: 60,009.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,320.89 : 69,315.25 = 40,102.30 : x
  2. Step 2: Convert to fraction form
    46,320.89/69,315.25 = 40,102.30/x
  3. Step 3: Cross multiply
    46,320.89x = 69,315.25 × 40,102.30
  4. Step 4: Simplify right side
    46,320.89x = 2,779,700,950.08
  5. Step 5: Solve for x
    x = 2,779,700,950.08/46,320.89
  6. Step 6: Final answer
    x = 60,009.66

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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.