Home / 118,335.07-163,323.42-69,934.93

Finding the Fourth Proportional to 118,335.07, 163,323.42 and 69,934.93

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Solution

The fourth proportional to 118,335.07, 163,323.42 and 69,934.93 is: 96,522.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,335.07 : 163,323.42 = 69,934.93 : x
  2. Step 2: Convert to fraction form
    118,335.07/163,323.42 = 69,934.93/x
  3. Step 3: Cross multiply
    118,335.07x = 163,323.42 × 69,934.93
  4. Step 4: Simplify right side
    118,335.07x = 11,422,011,945.06
  5. Step 5: Solve for x
    x = 11,422,011,945.06/118,335.07
  6. Step 6: Final answer
    x = 96,522.63

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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.