Home / 50,314.68-75,474.59-12,875.07

Finding the Fourth Proportional to 50,314.68, 75,474.59 and 12,875.07

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Solution

The fourth proportional to 50,314.68, 75,474.59 and 12,875.07 is: 19,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,314.68 : 75,474.59 = 12,875.07 : x
  2. Step 2: Convert to fraction form
    50,314.68/75,474.59 = 12,875.07/x
  3. Step 3: Cross multiply
    50,314.68x = 75,474.59 × 12,875.07
  4. Step 4: Simplify right side
    50,314.68x = 971,740,565.10
  5. Step 5: Solve for x
    x = 971,740,565.10/50,314.68
  6. Step 6: Final answer
    x = 19,313.26

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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.