Home / 170,566.64-235,458.72-125,164.40

Finding the Fourth Proportional to 170,566.64, 235,458.72 and 125,164.40

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Solution

The fourth proportional to 170,566.64, 235,458.72 and 125,164.40 is: 172,783.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,566.64 : 235,458.72 = 125,164.40 : x
  2. Step 2: Convert to fraction form
    170,566.64/235,458.72 = 125,164.40/x
  3. Step 3: Cross multiply
    170,566.64x = 235,458.72 × 125,164.40
  4. Step 4: Simplify right side
    170,566.64x = 29,471,049,413.57
  5. Step 5: Solve for x
    x = 29,471,049,413.57/170,566.64
  6. Step 6: Final answer
    x = 172,783.20

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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.