Home / 113,845.47-157,094.82-66,089.49

Finding the Fourth Proportional to 113,845.47, 157,094.82 and 66,089.49

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Solution

The fourth proportional to 113,845.47, 157,094.82 and 66,089.49 is: 91,196.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,845.47 : 157,094.82 = 66,089.49 : x
  2. Step 2: Convert to fraction form
    113,845.47/157,094.82 = 66,089.49/x
  3. Step 3: Cross multiply
    113,845.47x = 157,094.82 × 66,089.49
  4. Step 4: Simplify right side
    113,845.47x = 10,382,316,535.44
  5. Step 5: Solve for x
    x = 10,382,316,535.44/113,845.47
  6. Step 6: Final answer
    x = 91,196.57

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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.