Home / 90,465.64-124,857.52-50,192.36

Finding the Fourth Proportional to 90,465.64, 124,857.52 and 50,192.36

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Solution

The fourth proportional to 90,465.64, 124,857.52 and 50,192.36 is: 69,273.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,465.64 : 124,857.52 = 50,192.36 : x
  2. Step 2: Convert to fraction form
    90,465.64/124,857.52 = 50,192.36/x
  3. Step 3: Cross multiply
    90,465.64x = 124,857.52 × 50,192.36
  4. Step 4: Simplify right side
    90,465.64x = 6,266,893,592.55
  5. Step 5: Solve for x
    x = 6,266,893,592.55/90,465.64
  6. Step 6: Final answer
    x = 69,273.74

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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.