Home / 104,867.29-144,667.35-70,887.62

Finding the Fourth Proportional to 104,867.29, 144,667.35 and 70,887.62

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Solution

The fourth proportional to 104,867.29, 144,667.35 and 70,887.62 is: 97,791.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,867.29 : 144,667.35 = 70,887.62 : x
  2. Step 2: Convert to fraction form
    104,867.29/144,667.35 = 70,887.62/x
  3. Step 3: Cross multiply
    104,867.29x = 144,667.35 × 70,887.62
  4. Step 4: Simplify right side
    104,867.29x = 10,255,124,494.88
  5. Step 5: Solve for x
    x = 10,255,124,494.88/104,867.29
  6. Step 6: Final answer
    x = 97,791.45

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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.