Home / 111,350.08-153,672.80-61,058.88

Finding the Fourth Proportional to 111,350.08, 153,672.80 and 61,058.88

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Solution

The fourth proportional to 111,350.08, 153,672.80 and 61,058.88 is: 84,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,350.08 : 153,672.80 = 61,058.88 : x
  2. Step 2: Convert to fraction form
    111,350.08/153,672.80 = 61,058.88/x
  3. Step 3: Cross multiply
    111,350.08x = 153,672.80 × 61,058.88
  4. Step 4: Simplify right side
    111,350.08x = 9,383,089,054.46
  5. Step 5: Solve for x
    x = 9,383,089,054.46/111,350.08
  6. Step 6: Final answer
    x = 84,266.57

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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.