Home / 92,621.01-127,822.89-56,806.14

Finding the Fourth Proportional to 92,621.01, 127,822.89 and 56,806.14

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Solution

The fourth proportional to 92,621.01, 127,822.89 and 56,806.14 is: 78,396.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,621.01 : 127,822.89 = 56,806.14 : x
  2. Step 2: Convert to fraction form
    92,621.01/127,822.89 = 56,806.14/x
  3. Step 3: Cross multiply
    92,621.01x = 127,822.89 × 56,806.14
  4. Step 4: Simplify right side
    92,621.01x = 7,261,124,700.51
  5. Step 5: Solve for x
    x = 7,261,124,700.51/92,621.01
  6. Step 6: Final answer
    x = 78,396.09

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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.