Home / 101,587.06-140,191.19-61,293.03

Finding the Fourth Proportional to 101,587.06, 140,191.19 and 61,293.03

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Solution

The fourth proportional to 101,587.06, 140,191.19 and 61,293.03 is: 84,585.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,587.06 : 140,191.19 = 61,293.03 : x
  2. Step 2: Convert to fraction form
    101,587.06/140,191.19 = 61,293.03/x
  3. Step 3: Cross multiply
    101,587.06x = 140,191.19 × 61,293.03
  4. Step 4: Simplify right side
    101,587.06x = 8,592,742,507.94
  5. Step 5: Solve for x
    x = 8,592,742,507.94/101,587.06
  6. Step 6: Final answer
    x = 84,585.01

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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.