Home / 55,765.60-83,574.56-40,904.93

Finding the Fourth Proportional to 55,765.60, 83,574.56 and 40,904.93

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Solution

The fourth proportional to 55,765.60, 83,574.56 and 40,904.93 is: 61,303.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,765.60 : 83,574.56 = 40,904.93 : x
  2. Step 2: Convert to fraction form
    55,765.60/83,574.56 = 40,904.93/x
  3. Step 3: Cross multiply
    55,765.60x = 83,574.56 × 40,904.93
  4. Step 4: Simplify right side
    55,765.60x = 3,418,611,837.78
  5. Step 5: Solve for x
    x = 3,418,611,837.78/55,765.60
  6. Step 6: Final answer
    x = 61,303.24

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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.