Home / 70,739.99-97,619.73-38,475.23

Finding the Fourth Proportional to 70,739.99, 97,619.73 and 38,475.23

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Solution

The fourth proportional to 70,739.99, 97,619.73 and 38,475.23 is: 53,095.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,739.99 : 97,619.73 = 38,475.23 : x
  2. Step 2: Convert to fraction form
    70,739.99/97,619.73 = 38,475.23/x
  3. Step 3: Cross multiply
    70,739.99x = 97,619.73 × 38,475.23
  4. Step 4: Simplify right side
    70,739.99x = 3,755,941,076.19
  5. Step 5: Solve for x
    x = 3,755,941,076.19/70,739.99
  6. Step 6: Final answer
    x = 53,095.02

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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.