Home / 56,011.66-77,244.17-40,880.35

Finding the Fourth Proportional to 56,011.66, 77,244.17 and 40,880.35

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Solution

The fourth proportional to 56,011.66, 77,244.17 and 40,880.35 is: 56,376.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,011.66 : 77,244.17 = 40,880.35 : x
  2. Step 2: Convert to fraction form
    56,011.66/77,244.17 = 40,880.35/x
  3. Step 3: Cross multiply
    56,011.66x = 77,244.17 × 40,880.35
  4. Step 4: Simplify right side
    56,011.66x = 3,157,768,597.21
  5. Step 5: Solve for x
    x = 3,157,768,597.21/56,011.66
  6. Step 6: Final answer
    x = 56,376.99

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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.