Home / 70,599.09-97,426.75-38,770.04

Finding the Fourth Proportional to 70,599.09, 97,426.75 and 38,770.04

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Solution

The fourth proportional to 70,599.09, 97,426.75 and 38,770.04 is: 53,502.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,599.09 : 97,426.75 = 38,770.04 : x
  2. Step 2: Convert to fraction form
    70,599.09/97,426.75 = 38,770.04/x
  3. Step 3: Cross multiply
    70,599.09x = 97,426.75 × 38,770.04
  4. Step 4: Simplify right side
    70,599.09x = 3,777,239,213.91
  5. Step 5: Solve for x
    x = 3,777,239,213.91/70,599.09
  6. Step 6: Final answer
    x = 53,502.66

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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.