Home / 70,513.24-97,307.73-38,681.92

Finding the Fourth Proportional to 70,513.24, 97,307.73 and 38,681.92

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Solution

The fourth proportional to 70,513.24, 97,307.73 and 38,681.92 is: 53,380.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,513.24 : 97,307.73 = 38,681.92 : x
  2. Step 2: Convert to fraction form
    70,513.24/97,307.73 = 38,681.92/x
  3. Step 3: Cross multiply
    70,513.24x = 97,307.73 × 38,681.92
  4. Step 4: Simplify right side
    70,513.24x = 3,764,049,827.24
  5. Step 5: Solve for x
    x = 3,764,049,827.24/70,513.24
  6. Step 6: Final answer
    x = 53,380.75

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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.