Home / 52,981.02-79,471.53-19,700.35

Finding the Fourth Proportional to 52,981.02, 79,471.53 and 19,700.35

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Solution

The fourth proportional to 52,981.02, 79,471.53 and 19,700.35 is: 29,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,981.02 : 79,471.53 = 19,700.35 : x
  2. Step 2: Convert to fraction form
    52,981.02/79,471.53 = 19,700.35/x
  3. Step 3: Cross multiply
    52,981.02x = 79,471.53 × 19,700.35
  4. Step 4: Simplify right side
    52,981.02x = 1,565,616,757.36
  5. Step 5: Solve for x
    x = 1,565,616,757.36/52,981.02
  6. Step 6: Final answer
    x = 29,550.52

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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.