Home / 119,767.47-165,275.53-66,052.45

Finding the Fourth Proportional to 119,767.47, 165,275.53 and 66,052.45

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Solution

The fourth proportional to 119,767.47, 165,275.53 and 66,052.45 is: 91,150.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,767.47 : 165,275.53 = 66,052.45 : x
  2. Step 2: Convert to fraction form
    119,767.47/165,275.53 = 66,052.45/x
  3. Step 3: Cross multiply
    119,767.47x = 165,275.53 × 66,052.45
  4. Step 4: Simplify right side
    119,767.47x = 10,916,853,681.55
  5. Step 5: Solve for x
    x = 10,916,853,681.55/119,767.47
  6. Step 6: Final answer
    x = 91,150.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.