Home / 70,426.98-97,190.00-38,595.20

Finding the Fourth Proportional to 70,426.98, 97,190.00 and 38,595.20

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Solution

The fourth proportional to 70,426.98, 97,190.00 and 38,595.20 is: 53,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,426.98 : 97,190.00 = 38,595.20 : x
  2. Step 2: Convert to fraction form
    70,426.98/97,190.00 = 38,595.20/x
  3. Step 3: Cross multiply
    70,426.98x = 97,190.00 × 38,595.20
  4. Step 4: Simplify right side
    70,426.98x = 3,751,066,809.07
  5. Step 5: Solve for x
    x = 3,751,066,809.07/70,426.98
  6. Step 6: Final answer
    x = 53,261.79

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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.