Home / 74,030.27-111,043.58-23,432.81

Finding the Fourth Proportional to 74,030.27, 111,043.58 and 23,432.81

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Solution

The fourth proportional to 74,030.27, 111,043.58 and 23,432.81 is: 35,148.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,030.27 : 111,043.58 = 23,432.81 : x
  2. Step 2: Convert to fraction form
    74,030.27/111,043.58 = 23,432.81/x
  3. Step 3: Cross multiply
    74,030.27x = 111,043.58 × 23,432.81
  4. Step 4: Simplify right side
    74,030.27x = 2,602,062,439.48
  5. Step 5: Solve for x
    x = 2,602,062,439.48/74,030.27
  6. Step 6: Final answer
    x = 35,148.63

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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.