Home / 70,459.42-97,233.60-38,628.58

Finding the Fourth Proportional to 70,459.42, 97,233.60 and 38,628.58

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Solution

The fourth proportional to 70,459.42, 97,233.60 and 38,628.58 is: 53,307.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,459.42 : 97,233.60 = 38,628.58 : x
  2. Step 2: Convert to fraction form
    70,459.42/97,233.60 = 38,628.58/x
  3. Step 3: Cross multiply
    70,459.42x = 97,233.60 × 38,628.58
  4. Step 4: Simplify right side
    70,459.42x = 3,755,995,896.29
  5. Step 5: Solve for x
    x = 3,755,995,896.29/70,459.42
  6. Step 6: Final answer
    x = 53,307.22

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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.