Home / 107,943.12-148,888.44-93,771.36

Finding the Fourth Proportional to 107,943.12, 148,888.44 and 93,771.36

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Solution

The fourth proportional to 107,943.12, 148,888.44 and 93,771.36 is: 129,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,943.12 : 148,888.44 = 93,771.36 : x
  2. Step 2: Convert to fraction form
    107,943.12/148,888.44 = 93,771.36/x
  3. Step 3: Cross multiply
    107,943.12x = 148,888.44 × 93,771.36
  4. Step 4: Simplify right side
    107,943.12x = 13,961,471,507.08
  5. Step 5: Solve for x
    x = 13,961,471,507.08/107,943.12
  6. Step 6: Final answer
    x = 129,341.00

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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.