Home / 70,047.18-96,665.01-38,216.10

Finding the Fourth Proportional to 70,047.18, 96,665.01 and 38,216.10

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Solution

The fourth proportional to 70,047.18, 96,665.01 and 38,216.10 is: 52,738.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,047.18 : 96,665.01 = 38,216.10 : x
  2. Step 2: Convert to fraction form
    70,047.18/96,665.01 = 38,216.10/x
  3. Step 3: Cross multiply
    70,047.18x = 96,665.01 × 38,216.10
  4. Step 4: Simplify right side
    70,047.18x = 3,694,159,688.66
  5. Step 5: Solve for x
    x = 3,694,159,688.66/70,047.18
  6. Step 6: Final answer
    x = 52,738.16

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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.