Home / 112,170.74-154,614.29-97,597.70

Finding the Fourth Proportional to 112,170.74, 154,614.29 and 97,597.70

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Solution

The fourth proportional to 112,170.74, 154,614.29 and 97,597.70 is: 134,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,170.74 : 154,614.29 = 97,597.70 : x
  2. Step 2: Convert to fraction form
    112,170.74/154,614.29 = 97,597.70/x
  3. Step 3: Cross multiply
    112,170.74x = 154,614.29 × 97,597.70
  4. Step 4: Simplify right side
    112,170.74x = 15,089,997,830.07
  5. Step 5: Solve for x
    x = 15,089,997,830.07/112,170.74
  6. Step 6: Final answer
    x = 134,527.05

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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.