Home / 124,063.12-171,246.14-70,383.81

Finding the Fourth Proportional to 124,063.12, 171,246.14 and 70,383.81

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Solution

The fourth proportional to 124,063.12, 171,246.14 and 70,383.81 is: 97,151.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,063.12 : 171,246.14 = 70,383.81 : x
  2. Step 2: Convert to fraction form
    124,063.12/171,246.14 = 70,383.81/x
  3. Step 3: Cross multiply
    124,063.12x = 171,246.14 × 70,383.81
  4. Step 4: Simplify right side
    124,063.12x = 12,052,956,335.19
  5. Step 5: Solve for x
    x = 12,052,956,335.19/124,063.12
  6. Step 6: Final answer
    x = 97,151.81

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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.