Home / 46,020.40-69,030.60-16,439.20

Finding the Fourth Proportional to 46,020.40, 69,030.60 and 16,439.20

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Solution

The fourth proportional to 46,020.40, 69,030.60 and 16,439.20 is: 24,658.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,020.40 : 69,030.60 = 16,439.20 : x
  2. Step 2: Convert to fraction form
    46,020.40/69,030.60 = 16,439.20/x
  3. Step 3: Cross multiply
    46,020.40x = 69,030.60 × 16,439.20
  4. Step 4: Simplify right side
    46,020.40x = 1,134,807,839.52
  5. Step 5: Solve for x
    x = 1,134,807,839.52/46,020.40
  6. Step 6: Final answer
    x = 24,658.80

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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.