Home / 70,334.80-97,107.32-62,768.16

Finding the Fourth Proportional to 70,334.80, 97,107.32 and 62,768.16

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Solution

The fourth proportional to 70,334.80, 97,107.32 and 62,768.16 is: 86,660.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,334.80 : 97,107.32 = 62,768.16 : x
  2. Step 2: Convert to fraction form
    70,334.80/97,107.32 = 62,768.16/x
  3. Step 3: Cross multiply
    70,334.80x = 97,107.32 × 62,768.16
  4. Step 4: Simplify right side
    70,334.80x = 6,095,247,798.93
  5. Step 5: Solve for x
    x = 6,095,247,798.93/70,334.80
  6. Step 6: Final answer
    x = 86,660.48

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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.