Home / 70,362.08-97,102.56-38,533.76

Finding the Fourth Proportional to 70,362.08, 97,102.56 and 38,533.76

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Solution

The fourth proportional to 70,362.08, 97,102.56 and 38,533.76 is: 53,178.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,362.08 : 97,102.56 = 38,533.76 : x
  2. Step 2: Convert to fraction form
    70,362.08/97,102.56 = 38,533.76/x
  3. Step 3: Cross multiply
    70,362.08x = 97,102.56 × 38,533.76
  4. Step 4: Simplify right side
    70,362.08x = 3,741,726,742.43
  5. Step 5: Solve for x
    x = 3,741,726,742.43/70,362.08
  6. Step 6: Final answer
    x = 53,178.17

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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.