Home / 63,430.65-87,530.53-34,744.59

Finding the Fourth Proportional to 63,430.65, 87,530.53 and 34,744.59

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Solution

The fourth proportional to 63,430.65, 87,530.53 and 34,744.59 is: 47,945.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,430.65 : 87,530.53 = 34,744.59 : x
  2. Step 2: Convert to fraction form
    63,430.65/87,530.53 = 34,744.59/x
  3. Step 3: Cross multiply
    63,430.65x = 87,530.53 × 34,744.59
  4. Step 4: Simplify right side
    63,430.65x = 3,041,212,377.33
  5. Step 5: Solve for x
    x = 3,041,212,377.33/63,430.65
  6. Step 6: Final answer
    x = 47,945.47

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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.