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Finding the Fourth Proportional to 92,353.68, 127,424.52 and 56,530.80

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Solution

The fourth proportional to 92,353.68, 127,424.52 and 56,530.80 is: 77,998.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,353.68 : 127,424.52 = 56,530.80 : x
  2. Step 2: Convert to fraction form
    92,353.68/127,424.52 = 56,530.80/x
  3. Step 3: Cross multiply
    92,353.68x = 127,424.52 × 56,530.80
  4. Step 4: Simplify right side
    92,353.68x = 7,203,410,055.22
  5. Step 5: Solve for x
    x = 7,203,410,055.22/92,353.68
  6. Step 6: Final answer
    x = 77,998.08

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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.