Home / 66,901.50-92,326.52-36,688.10

Finding the Fourth Proportional to 66,901.50, 92,326.52 and 36,688.10

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Solution

The fourth proportional to 66,901.50, 92,326.52 and 36,688.10 is: 50,630.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,901.50 : 92,326.52 = 36,688.10 : x
  2. Step 2: Convert to fraction form
    66,901.50/92,326.52 = 36,688.10/x
  3. Step 3: Cross multiply
    66,901.50x = 92,326.52 × 36,688.10
  4. Step 4: Simplify right side
    66,901.50x = 3,387,284,598.41
  5. Step 5: Solve for x
    x = 3,387,284,598.41/66,901.50
  6. Step 6: Final answer
    x = 50,630.92

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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.