Home / 67,782.04-101,700.93-29,811.77

Finding the Fourth Proportional to 67,782.04, 101,700.93 and 29,811.77

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Solution

The fourth proportional to 67,782.04, 101,700.93 and 29,811.77 is: 44,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,782.04 : 101,700.93 = 29,811.77 : x
  2. Step 2: Convert to fraction form
    67,782.04/101,700.93 = 29,811.77/x
  3. Step 3: Cross multiply
    67,782.04x = 101,700.93 × 29,811.77
  4. Step 4: Simplify right side
    67,782.04x = 3,031,884,878.88
  5. Step 5: Solve for x
    x = 3,031,884,878.88/67,782.04
  6. Step 6: Final answer
    x = 44,729.91

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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.