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Finding the Fourth Proportional to 58,838.88, 88,208.70 and 25,533.90

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Solution

The fourth proportional to 58,838.88, 88,208.70 and 25,533.90 is: 38,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,838.88 : 88,208.70 = 25,533.90 : x
  2. Step 2: Convert to fraction form
    58,838.88/88,208.70 = 25,533.90/x
  3. Step 3: Cross multiply
    58,838.88x = 88,208.70 × 25,533.90
  4. Step 4: Simplify right side
    58,838.88x = 2,252,312,124.93
  5. Step 5: Solve for x
    x = 2,252,312,124.93/58,838.88
  6. Step 6: Final answer
    x = 38,279.32

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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.