Home / 113,587.30-170,389.05-34,701.40

Finding the Fourth Proportional to 113,587.30, 170,389.05 and 34,701.40

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Solution

The fourth proportional to 113,587.30, 170,389.05 and 34,701.40 is: 52,054.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,587.30 : 170,389.05 = 34,701.40 : x
  2. Step 2: Convert to fraction form
    113,587.30/170,389.05 = 34,701.40/x
  3. Step 3: Cross multiply
    113,587.30x = 170,389.05 × 34,701.40
  4. Step 4: Simplify right side
    113,587.30x = 5,912,738,579.67
  5. Step 5: Solve for x
    x = 5,912,738,579.67/113,587.30
  6. Step 6: Final answer
    x = 52,054.57

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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.