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Finding the Fourth Proportional to 173,387.77, 260,080.84 and 55,068.23

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Solution

The fourth proportional to 173,387.77, 260,080.84 and 55,068.23 is: 82,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,387.77 : 260,080.84 = 55,068.23 : x
  2. Step 2: Convert to fraction form
    173,387.77/260,080.84 = 55,068.23/x
  3. Step 3: Cross multiply
    173,387.77x = 260,080.84 × 55,068.23
  4. Step 4: Simplify right side
    173,387.77x = 14,322,191,515.71
  5. Step 5: Solve for x
    x = 14,322,191,515.71/173,387.77
  6. Step 6: Final answer
    x = 82,602.09

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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.