Home / 46,139.40-69,153.62-19,475.01

Finding the Fourth Proportional to 46,139.40, 69,153.62 and 19,475.01

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Solution

The fourth proportional to 46,139.40, 69,153.62 and 19,475.01 is: 29,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,139.40 : 69,153.62 = 19,475.01 : x
  2. Step 2: Convert to fraction form
    46,139.40/69,153.62 = 19,475.01/x
  3. Step 3: Cross multiply
    46,139.40x = 69,153.62 × 19,475.01
  4. Step 4: Simplify right side
    46,139.40x = 1,346,767,343.66
  5. Step 5: Solve for x
    x = 1,346,767,343.66/46,139.40
  6. Step 6: Final answer
    x = 29,189.10

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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.