Home / 118,486.95-163,515.14-70,767.83

Finding the Fourth Proportional to 118,486.95, 163,515.14 and 70,767.83

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Solution

The fourth proportional to 118,486.95, 163,515.14 and 70,767.83 is: 97,661.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,486.95 : 163,515.14 = 70,767.83 : x
  2. Step 2: Convert to fraction form
    118,486.95/163,515.14 = 70,767.83/x
  3. Step 3: Cross multiply
    118,486.95x = 163,515.14 × 70,767.83
  4. Step 4: Simplify right side
    118,486.95x = 11,571,610,458.53
  5. Step 5: Solve for x
    x = 11,571,610,458.53/118,486.95
  6. Step 6: Final answer
    x = 97,661.48

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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.