Home / 50,315.34-75,475.59-12,875.74

Finding the Fourth Proportional to 50,315.34, 75,475.59 and 12,875.74

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Solution

The fourth proportional to 50,315.34, 75,475.59 and 12,875.74 is: 19,314.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,315.34 : 75,475.59 = 12,875.74 : x
  2. Step 2: Convert to fraction form
    50,315.34/75,475.59 = 12,875.74/x
  3. Step 3: Cross multiply
    50,315.34x = 75,475.59 × 12,875.74
  4. Step 4: Simplify right side
    50,315.34x = 971,804,073.19
  5. Step 5: Solve for x
    x = 971,804,073.19/50,315.34
  6. Step 6: Final answer
    x = 19,314.27

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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.