Home / 101,844.12-140,561.78-59,402.66

Finding the Fourth Proportional to 101,844.12, 140,561.78 and 59,402.66

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Solution

The fourth proportional to 101,844.12, 140,561.78 and 59,402.66 is: 81,985.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,844.12 : 140,561.78 = 59,402.66 : x
  2. Step 2: Convert to fraction form
    101,844.12/140,561.78 = 59,402.66/x
  3. Step 3: Cross multiply
    101,844.12x = 140,561.78 × 59,402.66
  4. Step 4: Simplify right side
    101,844.12x = 8,349,742,626.51
  5. Step 5: Solve for x
    x = 8,349,742,626.51/101,844.12
  6. Step 6: Final answer
    x = 81,985.51

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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.