Home / 170,526.59-235,343.33-127,431.25

Finding the Fourth Proportional to 170,526.59, 235,343.33 and 127,431.25

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Solution

The fourth proportional to 170,526.59, 235,343.33 and 127,431.25 is: 175,867.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,526.59 : 235,343.33 = 127,431.25 : x
  2. Step 2: Convert to fraction form
    170,526.59/235,343.33 = 127,431.25/x
  3. Step 3: Cross multiply
    170,526.59x = 235,343.33 × 127,431.25
  4. Step 4: Simplify right side
    170,526.59x = 29,990,094,451.28
  5. Step 5: Solve for x
    x = 29,990,094,451.28/170,526.59
  6. Step 6: Final answer
    x = 175,867.55

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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.