Home / 77,072.08-106,329.36-44,801.32

Finding the Fourth Proportional to 77,072.08, 106,329.36 and 44,801.32

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Solution

The fourth proportional to 77,072.08, 106,329.36 and 44,801.32 is: 61,808.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,072.08 : 106,329.36 = 44,801.32 : x
  2. Step 2: Convert to fraction form
    77,072.08/106,329.36 = 44,801.32/x
  3. Step 3: Cross multiply
    77,072.08x = 106,329.36 × 44,801.32
  4. Step 4: Simplify right side
    77,072.08x = 4,763,695,682.76
  5. Step 5: Solve for x
    x = 4,763,695,682.76/77,072.08
  6. Step 6: Final answer
    x = 61,808.32

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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.