Home / 63,434.44-87,535.74-35,138.08

Finding the Fourth Proportional to 63,434.44, 87,535.74 and 35,138.08

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Solution

The fourth proportional to 63,434.44, 87,535.74 and 35,138.08 is: 48,488.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,434.44 : 87,535.74 = 35,138.08 : x
  2. Step 2: Convert to fraction form
    63,434.44/87,535.74 = 35,138.08/x
  3. Step 3: Cross multiply
    63,434.44x = 87,535.74 × 35,138.08
  4. Step 4: Simplify right side
    63,434.44x = 3,075,837,834.98
  5. Step 5: Solve for x
    x = 3,075,837,834.98/63,434.44
  6. Step 6: Final answer
    x = 48,488.45

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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.