Home / 115,534.80-173,302.20-56,408.40

Finding the Fourth Proportional to 115,534.80, 173,302.20 and 56,408.40

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Solution

The fourth proportional to 115,534.80, 173,302.20 and 56,408.40 is: 84,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,534.80 : 173,302.20 = 56,408.40 : x
  2. Step 2: Convert to fraction form
    115,534.80/173,302.20 = 56,408.40/x
  3. Step 3: Cross multiply
    115,534.80x = 173,302.20 × 56,408.40
  4. Step 4: Simplify right side
    115,534.80x = 9,775,699,818.48
  5. Step 5: Solve for x
    x = 9,775,699,818.48/115,534.80
  6. Step 6: Final answer
    x = 84,612.60

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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.