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Finding the Fourth Proportional to 55,886.83, 77,105.02 and 37,950.70

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Solution

The fourth proportional to 55,886.83, 77,105.02 and 37,950.70 is: 52,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,886.83 : 77,105.02 = 37,950.70 : x
  2. Step 2: Convert to fraction form
    55,886.83/77,105.02 = 37,950.70/x
  3. Step 3: Cross multiply
    55,886.83x = 77,105.02 × 37,950.70
  4. Step 4: Simplify right side
    55,886.83x = 2,926,189,482.51
  5. Step 5: Solve for x
    x = 2,926,189,482.51/55,886.83
  6. Step 6: Final answer
    x = 52,359.20

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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.