Home / 124,057.35-171,193.91-70,345.98

Finding the Fourth Proportional to 124,057.35, 171,193.91 and 70,345.98

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Solution

The fourth proportional to 124,057.35, 171,193.91 and 70,345.98 is: 97,074.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,057.35 : 171,193.91 = 70,345.98 : x
  2. Step 2: Convert to fraction form
    124,057.35/171,193.91 = 70,345.98/x
  3. Step 3: Cross multiply
    124,057.35x = 171,193.91 × 70,345.98
  4. Step 4: Simplify right side
    124,057.35x = 12,042,803,017.25
  5. Step 5: Solve for x
    x = 12,042,803,017.25/124,057.35
  6. Step 6: Final answer
    x = 97,074.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.