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Finding the Fourth Proportional to 56,503.88, 84,888.11 and 53,312.17

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Solution

The fourth proportional to 56,503.88, 84,888.11 and 53,312.17 is: 80,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,503.88 : 84,888.11 = 53,312.17 : x
  2. Step 2: Convert to fraction form
    56,503.88/84,888.11 = 53,312.17/x
  3. Step 3: Cross multiply
    56,503.88x = 84,888.11 × 53,312.17
  4. Step 4: Simplify right side
    56,503.88x = 4,525,569,351.30
  5. Step 5: Solve for x
    x = 4,525,569,351.30/56,503.88
  6. Step 6: Final answer
    x = 80,093.08

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1.5x scale

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.