Home / 170,336.07-235,011.74-98,702.25

Finding the Fourth Proportional to 170,336.07, 235,011.74 and 98,702.25

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Solution

The fourth proportional to 170,336.07, 235,011.74 and 98,702.25 is: 136,178.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,336.07 : 235,011.74 = 98,702.25 : x
  2. Step 2: Convert to fraction form
    170,336.07/235,011.74 = 98,702.25/x
  3. Step 3: Cross multiply
    170,336.07x = 235,011.74 × 98,702.25
  4. Step 4: Simplify right side
    170,336.07x = 23,196,187,761.17
  5. Step 5: Solve for x
    x = 23,196,187,761.17/170,336.07
  6. Step 6: Final answer
    x = 136,178.95

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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.