Home / 66,808.98-92,173.50-38,108.02

Finding the Fourth Proportional to 66,808.98, 92,173.50 and 38,108.02

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Solution

The fourth proportional to 66,808.98, 92,173.50 and 38,108.02 is: 52,576.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,808.98 : 92,173.50 = 38,108.02 : x
  2. Step 2: Convert to fraction form
    66,808.98/92,173.50 = 38,108.02/x
  3. Step 3: Cross multiply
    66,808.98x = 92,173.50 × 38,108.02
  4. Step 4: Simplify right side
    66,808.98x = 3,512,549,581.47
  5. Step 5: Solve for x
    x = 3,512,549,581.47/66,808.98
  6. Step 6: Final answer
    x = 52,576.01

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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.