Home / 46,086.40-69,140.53-14,921.65

Finding the Fourth Proportional to 46,086.40, 69,140.53 and 14,921.65

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Solution

The fourth proportional to 46,086.40, 69,140.53 and 14,921.65 is: 22,386.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,086.40 : 69,140.53 = 14,921.65 : x
  2. Step 2: Convert to fraction form
    46,086.40/69,140.53 = 14,921.65/x
  3. Step 3: Cross multiply
    46,086.40x = 69,140.53 × 14,921.65
  4. Step 4: Simplify right side
    46,086.40x = 1,031,690,635.28
  5. Step 5: Solve for x
    x = 1,031,690,635.28/46,086.40
  6. Step 6: Final answer
    x = 22,386.01

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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.