Home / 67,015.36-92,477.55-36,804.64

Finding the Fourth Proportional to 67,015.36, 92,477.55 and 36,804.64

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Solution

The fourth proportional to 67,015.36, 92,477.55 and 36,804.64 is: 50,788.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,015.36 : 92,477.55 = 36,804.64 : x
  2. Step 2: Convert to fraction form
    67,015.36/92,477.55 = 36,804.64/x
  3. Step 3: Cross multiply
    67,015.36x = 92,477.55 × 36,804.64
  4. Step 4: Simplify right side
    67,015.36x = 3,403,602,935.83
  5. Step 5: Solve for x
    x = 3,403,602,935.83/67,015.36
  6. Step 6: Final answer
    x = 50,788.40

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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.