Home / 90,177.36-124,444.08-50,433.36

Finding the Fourth Proportional to 90,177.36, 124,444.08 and 50,433.36

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Solution

The fourth proportional to 90,177.36, 124,444.08 and 50,433.36 is: 69,597.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,177.36 : 124,444.08 = 50,433.36 : x
  2. Step 2: Convert to fraction form
    90,177.36/124,444.08 = 50,433.36/x
  3. Step 3: Cross multiply
    90,177.36x = 124,444.08 × 50,433.36
  4. Step 4: Simplify right side
    90,177.36x = 6,276,133,086.51
  5. Step 5: Solve for x
    x = 6,276,133,086.51/90,177.36
  6. Step 6: Final answer
    x = 69,597.66

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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.