Home / 92,681.40-139,022.10-33,526.20

Finding the Fourth Proportional to 92,681.40, 139,022.10 and 33,526.20

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Solution

The fourth proportional to 92,681.40, 139,022.10 and 33,526.20 is: 50,289.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,681.40 : 139,022.10 = 33,526.20 : x
  2. Step 2: Convert to fraction form
    92,681.40/139,022.10 = 33,526.20/x
  3. Step 3: Cross multiply
    92,681.40x = 139,022.10 × 33,526.20
  4. Step 4: Simplify right side
    92,681.40x = 4,660,882,729.02
  5. Step 5: Solve for x
    x = 4,660,882,729.02/92,681.40
  6. Step 6: Final answer
    x = 50,289.30

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1.5x scale

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.