Home / 104,301.76-144,055.24-70,709.44

Finding the Fourth Proportional to 104,301.76, 144,055.24 and 70,709.44

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Solution

The fourth proportional to 104,301.76, 144,055.24 and 70,709.44 is: 97,659.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,301.76 : 144,055.24 = 70,709.44 : x
  2. Step 2: Convert to fraction form
    104,301.76/144,055.24 = 70,709.44/x
  3. Step 3: Cross multiply
    104,301.76x = 144,055.24 × 70,709.44
  4. Step 4: Simplify right side
    104,301.76x = 10,186,065,349.47
  5. Step 5: Solve for x
    x = 10,186,065,349.47/104,301.76
  6. Step 6: Final answer
    x = 97,659.57

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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.