Home / 70,456.37-97,226.73-42,177.65

Finding the Fourth Proportional to 70,456.37, 97,226.73 and 42,177.65

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Solution

The fourth proportional to 70,456.37, 97,226.73 and 42,177.65 is: 58,203.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,456.37 : 97,226.73 = 42,177.65 : x
  2. Step 2: Convert to fraction form
    70,456.37/97,226.73 = 42,177.65/x
  3. Step 3: Cross multiply
    70,456.37x = 97,226.73 × 42,177.65
  4. Step 4: Simplify right side
    70,456.37x = 4,100,794,502.45
  5. Step 5: Solve for x
    x = 4,100,794,502.45/70,456.37
  6. Step 6: Final answer
    x = 58,203.32

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1.5x scale

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.