Home / 79,341.28-119,031.36-26,762.56

Finding the Fourth Proportional to 79,341.28, 119,031.36 and 26,762.56

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Solution

The fourth proportional to 79,341.28, 119,031.36 and 26,762.56 is: 40,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,341.28 : 119,031.36 = 26,762.56 : x
  2. Step 2: Convert to fraction form
    79,341.28/119,031.36 = 26,762.56/x
  3. Step 3: Cross multiply
    79,341.28x = 119,031.36 × 26,762.56
  4. Step 4: Simplify right side
    79,341.28x = 3,185,583,913.88
  5. Step 5: Solve for x
    x = 3,185,583,913.88/79,341.28
  6. Step 6: Final answer
    x = 40,150.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.