Home / 70,708.04-97,577.46-38,879.00

Finding the Fourth Proportional to 70,708.04, 97,577.46 and 38,879.00

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Solution

The fourth proportional to 70,708.04, 97,577.46 and 38,879.00 is: 53,653.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,708.04 : 97,577.46 = 38,879.00 : x
  2. Step 2: Convert to fraction form
    70,708.04/97,577.46 = 38,879.00/x
  3. Step 3: Cross multiply
    70,708.04x = 97,577.46 × 38,879.00
  4. Step 4: Simplify right side
    70,708.04x = 3,793,713,579.45
  5. Step 5: Solve for x
    x = 3,793,713,579.45/70,708.04
  6. Step 6: Final answer
    x = 53,653.22

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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.