Home / 134,435.10-201,652.65-45,788.70

Finding the Fourth Proportional to 134,435.10, 201,652.65 and 45,788.70

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Solution

The fourth proportional to 134,435.10, 201,652.65 and 45,788.70 is: 68,683.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,435.10 : 201,652.65 = 45,788.70 : x
  2. Step 2: Convert to fraction form
    134,435.10/201,652.65 = 45,788.70/x
  3. Step 3: Cross multiply
    134,435.10x = 201,652.65 × 45,788.70
  4. Step 4: Simplify right side
    134,435.10x = 9,233,412,695.06
  5. Step 5: Solve for x
    x = 9,233,412,695.06/134,435.10
  6. Step 6: Final answer
    x = 68,683.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.