Home / 47,208.75-70,813.13-14,376.75

Finding the Fourth Proportional to 47,208.75, 70,813.13 and 14,376.75

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Solution

The fourth proportional to 47,208.75, 70,813.13 and 14,376.75 is: 21,565.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,208.75 : 70,813.13 = 14,376.75 : x
  2. Step 2: Convert to fraction form
    47,208.75/70,813.13 = 14,376.75/x
  3. Step 3: Cross multiply
    47,208.75x = 70,813.13 × 14,376.75
  4. Step 4: Simplify right side
    47,208.75x = 1,018,062,594.84
  5. Step 5: Solve for x
    x = 1,018,062,594.84/47,208.75
  6. Step 6: Final answer
    x = 21,565.13

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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.