Home / 75,132.24-103,683.96-43,295.76

Finding the Fourth Proportional to 75,132.24, 103,683.96 and 43,295.76

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Solution

The fourth proportional to 75,132.24, 103,683.96 and 43,295.76 is: 59,749.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,132.24 : 103,683.96 = 43,295.76 : x
  2. Step 2: Convert to fraction form
    75,132.24/103,683.96 = 43,295.76/x
  3. Step 3: Cross multiply
    75,132.24x = 103,683.96 × 43,295.76
  4. Step 4: Simplify right side
    75,132.24x = 4,489,075,848.01
  5. Step 5: Solve for x
    x = 4,489,075,848.01/75,132.24
  6. Step 6: Final answer
    x = 59,749.00

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1.5x scale

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.