Home / 114,520.03-171,638.66-83,038.16

Finding the Fourth Proportional to 114,520.03, 171,638.66 and 83,038.16

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Solution

The fourth proportional to 114,520.03, 171,638.66 and 83,038.16 is: 124,454.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,520.03 : 171,638.66 = 83,038.16 : x
  2. Step 2: Convert to fraction form
    114,520.03/171,638.66 = 83,038.16/x
  3. Step 3: Cross multiply
    114,520.03x = 171,638.66 × 83,038.16
  4. Step 4: Simplify right side
    114,520.03x = 14,252,559,147.96
  5. Step 5: Solve for x
    x = 14,252,559,147.96/114,520.03
  6. Step 6: Final answer
    x = 124,454.73

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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.