Home / 107,275.21-148,039.31-59,528.45

Finding the Fourth Proportional to 107,275.21, 148,039.31 and 59,528.45

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Solution

The fourth proportional to 107,275.21, 148,039.31 and 59,528.45 is: 82,149.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,275.21 : 148,039.31 = 59,528.45 : x
  2. Step 2: Convert to fraction form
    107,275.21/148,039.31 = 59,528.45/x
  3. Step 3: Cross multiply
    107,275.21x = 148,039.31 × 59,528.45
  4. Step 4: Simplify right side
    107,275.21x = 8,812,551,182.29
  5. Step 5: Solve for x
    x = 8,812,551,182.29/107,275.21
  6. Step 6: Final answer
    x = 82,149.00

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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.