Home / 70,733.81-97,614.72-38,904.77

Finding the Fourth Proportional to 70,733.81, 97,614.72 and 38,904.77

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Solution

The fourth proportional to 70,733.81, 97,614.72 and 38,904.77 is: 53,689.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,733.81 : 97,614.72 = 38,904.77 : x
  2. Step 2: Convert to fraction form
    70,733.81/97,614.72 = 38,904.77/x
  3. Step 3: Cross multiply
    70,733.81x = 97,614.72 × 38,904.77
  4. Step 4: Simplify right side
    70,733.81x = 3,797,678,230.21
  5. Step 5: Solve for x
    x = 3,797,678,230.21/70,733.81
  6. Step 6: Final answer
    x = 53,689.72

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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.