Home / 118,336.95-163,307.07-64,623.83

Finding the Fourth Proportional to 118,336.95, 163,307.07 and 64,623.83

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Solution

The fourth proportional to 118,336.95, 163,307.07 and 64,623.83 is: 89,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,336.95 : 163,307.07 = 64,623.83 : x
  2. Step 2: Convert to fraction form
    118,336.95/163,307.07 = 64,623.83/x
  3. Step 3: Cross multiply
    118,336.95x = 163,307.07 × 64,623.83
  4. Step 4: Simplify right side
    118,336.95x = 10,553,527,512.94
  5. Step 5: Solve for x
    x = 10,553,527,512.94/118,336.95
  6. Step 6: Final answer
    x = 89,182.01

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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.