Home / 108,259.69-149,397.45-62,328.33

Finding the Fourth Proportional to 108,259.69, 149,397.45 and 62,328.33

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Solution

The fourth proportional to 108,259.69, 149,397.45 and 62,328.33 is: 86,012.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,259.69 : 149,397.45 = 62,328.33 : x
  2. Step 2: Convert to fraction form
    108,259.69/149,397.45 = 62,328.33/x
  3. Step 3: Cross multiply
    108,259.69x = 149,397.45 × 62,328.33
  4. Step 4: Simplify right side
    108,259.69x = 9,311,693,564.76
  5. Step 5: Solve for x
    x = 9,311,693,564.76/108,259.69
  6. Step 6: Final answer
    x = 86,012.56

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1.5x scale

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.