Home / 159,515.21-239,314.35-59,683.21

Finding the Fourth Proportional to 159,515.21, 239,314.35 and 59,683.21

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Solution

The fourth proportional to 159,515.21, 239,314.35 and 59,683.21 is: 89,540.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,515.21 : 239,314.35 = 59,683.21 : x
  2. Step 2: Convert to fraction form
    159,515.21/239,314.35 = 59,683.21/x
  3. Step 3: Cross multiply
    159,515.21x = 239,314.35 × 59,683.21
  4. Step 4: Simplify right side
    159,515.21x = 14,283,048,607.06
  5. Step 5: Solve for x
    x = 14,283,048,607.06/159,515.21
  6. Step 6: Final answer
    x = 89,540.36

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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.