Home / 71,302.43-98,397.48-45,808.94

Finding the Fourth Proportional to 71,302.43, 98,397.48 and 45,808.94

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Solution

The fourth proportional to 71,302.43, 98,397.48 and 45,808.94 is: 63,216.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,302.43 : 98,397.48 = 45,808.94 : x
  2. Step 2: Convert to fraction form
    71,302.43/98,397.48 = 45,808.94/x
  3. Step 3: Cross multiply
    71,302.43x = 98,397.48 × 45,808.94
  4. Step 4: Simplify right side
    71,302.43x = 4,507,484,675.25
  5. Step 5: Solve for x
    x = 4,507,484,675.25/71,302.43
  6. Step 6: Final answer
    x = 63,216.43

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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.