Home / 49,877.04-74,849.45-20,300.25

Finding the Fourth Proportional to 49,877.04, 74,849.45 and 20,300.25

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Solution

The fourth proportional to 49,877.04, 74,849.45 and 20,300.25 is: 30,464.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,877.04 : 74,849.45 = 20,300.25 : x
  2. Step 2: Convert to fraction form
    49,877.04/74,849.45 = 20,300.25/x
  3. Step 3: Cross multiply
    49,877.04x = 74,849.45 × 20,300.25
  4. Step 4: Simplify right side
    49,877.04x = 1,519,462,547.36
  5. Step 5: Solve for x
    x = 1,519,462,547.36/49,877.04
  6. Step 6: Final answer
    x = 30,464.17

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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.