Home / 95,547.47-143,321.06-42,895.45

Finding the Fourth Proportional to 95,547.47, 143,321.06 and 42,895.45

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Solution

The fourth proportional to 95,547.47, 143,321.06 and 42,895.45 is: 64,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,547.47 : 143,321.06 = 42,895.45 : x
  2. Step 2: Convert to fraction form
    95,547.47/143,321.06 = 42,895.45/x
  3. Step 3: Cross multiply
    95,547.47x = 143,321.06 × 42,895.45
  4. Step 4: Simplify right side
    95,547.47x = 6,147,821,363.18
  5. Step 5: Solve for x
    x = 6,147,821,363.18/95,547.47
  6. Step 6: Final answer
    x = 64,343.11

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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.