Home / 55,562.76-83,376.72-20,526.84

Finding the Fourth Proportional to 55,562.76, 83,376.72 and 20,526.84

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Solution

The fourth proportional to 55,562.76, 83,376.72 and 20,526.84 is: 30,802.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,562.76 : 83,376.72 = 20,526.84 : x
  2. Step 2: Convert to fraction form
    55,562.76/83,376.72 = 20,526.84/x
  3. Step 3: Cross multiply
    55,562.76x = 83,376.72 × 20,526.84
  4. Step 4: Simplify right side
    55,562.76x = 1,711,460,591.16
  5. Step 5: Solve for x
    x = 1,711,460,591.16/55,562.76
  6. Step 6: Final answer
    x = 30,802.30

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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.