Home / 90,564.36-124,993.71-52,838.52

Finding the Fourth Proportional to 90,564.36, 124,993.71 and 52,838.52

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Solution

The fourth proportional to 90,564.36, 124,993.71 and 52,838.52 is: 72,925.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,564.36 : 124,993.71 = 52,838.52 : x
  2. Step 2: Convert to fraction form
    90,564.36/124,993.71 = 52,838.52/x
  3. Step 3: Cross multiply
    90,564.36x = 124,993.71 × 52,838.52
  4. Step 4: Simplify right side
    90,564.36x = 6,604,482,645.71
  5. Step 5: Solve for x
    x = 6,604,482,645.71/90,564.36
  6. Step 6: Final answer
    x = 72,925.85

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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.