Home / 159,547.65-239,305.28-54,365.10

Finding the Fourth Proportional to 159,547.65, 239,305.28 and 54,365.10

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Solution

The fourth proportional to 159,547.65, 239,305.28 and 54,365.10 is: 81,542.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,547.65 : 239,305.28 = 54,365.10 : x
  2. Step 2: Convert to fraction form
    159,547.65/239,305.28 = 54,365.10/x
  3. Step 3: Cross multiply
    159,547.65x = 239,305.28 × 54,365.10
  4. Step 4: Simplify right side
    159,547.65x = 13,009,855,205.90
  5. Step 5: Solve for x
    x = 13,009,855,205.90/159,547.65
  6. Step 6: Final answer
    x = 81,542.13

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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.