Home / 70,327.36-97,054.08-40,117.12

Finding the Fourth Proportional to 70,327.36, 97,054.08 and 40,117.12

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Solution

The fourth proportional to 70,327.36, 97,054.08 and 40,117.12 is: 55,362.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,327.36 : 97,054.08 = 40,117.12 : x
  2. Step 2: Convert to fraction form
    70,327.36/97,054.08 = 40,117.12/x
  3. Step 3: Cross multiply
    70,327.36x = 97,054.08 × 40,117.12
  4. Step 4: Simplify right side
    70,327.36x = 3,893,530,173.85
  5. Step 5: Solve for x
    x = 3,893,530,173.85/70,327.36
  6. Step 6: Final answer
    x = 55,362.95

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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.