Home / 40,419.28-55,830.90-34,810.84

Finding the Fourth Proportional to 40,419.28, 55,830.90 and 34,810.84

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Solution

The fourth proportional to 40,419.28, 55,830.90 and 34,810.84 is: 48,084.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,419.28 : 55,830.90 = 34,810.84 : x
  2. Step 2: Convert to fraction form
    40,419.28/55,830.90 = 34,810.84/x
  3. Step 3: Cross multiply
    40,419.28x = 55,830.90 × 34,810.84
  4. Step 4: Simplify right side
    40,419.28x = 1,943,520,526.96
  5. Step 5: Solve for x
    x = 1,943,520,526.96/40,419.28
  6. Step 6: Final answer
    x = 48,084.00

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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.