Home / 70,108.56-96,749.08-38,277.36

Finding the Fourth Proportional to 70,108.56, 96,749.08 and 38,277.36

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Solution

The fourth proportional to 70,108.56, 96,749.08 and 38,277.36 is: 52,822.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,108.56 : 96,749.08 = 38,277.36 : x
  2. Step 2: Convert to fraction form
    70,108.56/96,749.08 = 38,277.36/x
  3. Step 3: Cross multiply
    70,108.56x = 96,749.08 × 38,277.36
  4. Step 4: Simplify right side
    70,108.56x = 3,703,299,364.83
  5. Step 5: Solve for x
    x = 3,703,299,364.83/70,108.56
  6. Step 6: Final answer
    x = 52,822.36

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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.