Home / 114,770.03-158,397.44-64,478.75

Finding the Fourth Proportional to 114,770.03, 158,397.44 and 64,478.75

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Solution

The fourth proportional to 114,770.03, 158,397.44 and 64,478.75 is: 88,988.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,770.03 : 158,397.44 = 64,478.75 : x
  2. Step 2: Convert to fraction form
    114,770.03/158,397.44 = 64,478.75/x
  3. Step 3: Cross multiply
    114,770.03x = 158,397.44 × 64,478.75
  4. Step 4: Simplify right side
    114,770.03x = 10,213,267,820.02
  5. Step 5: Solve for x
    x = 10,213,267,820.02/114,770.03
  6. Step 6: Final answer
    x = 88,988.98

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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.