Home / 67,011.08-92,468.48-40,152.92

Finding the Fourth Proportional to 67,011.08, 92,468.48 and 40,152.92

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Solution

The fourth proportional to 67,011.08, 92,468.48 and 40,152.92 is: 55,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,011.08 : 92,468.48 = 40,152.92 : x
  2. Step 2: Convert to fraction form
    67,011.08/92,468.48 = 40,152.92/x
  3. Step 3: Cross multiply
    67,011.08x = 92,468.48 × 40,152.92
  4. Step 4: Simplify right side
    67,011.08x = 3,712,878,816.85
  5. Step 5: Solve for x
    x = 3,712,878,816.85/67,011.08
  6. Step 6: Final answer
    x = 55,406.94

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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.