Home / 52,143.50-72,017.44-35,347.34

Finding the Fourth Proportional to 52,143.50, 72,017.44 and 35,347.34

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Solution

The fourth proportional to 52,143.50, 72,017.44 and 35,347.34 is: 48,819.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,143.50 : 72,017.44 = 35,347.34 : x
  2. Step 2: Convert to fraction form
    52,143.50/72,017.44 = 35,347.34/x
  3. Step 3: Cross multiply
    52,143.50x = 72,017.44 × 35,347.34
  4. Step 4: Simplify right side
    52,143.50x = 2,545,624,937.61
  5. Step 5: Solve for x
    x = 2,545,624,937.61/52,143.50
  6. Step 6: Final answer
    x = 48,819.60

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1.5x scale

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.