Home / 212,918.75-293,827.73-117,425.49

Finding the Fourth Proportional to 212,918.75, 293,827.73 and 117,425.49

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Solution

The fourth proportional to 212,918.75, 293,827.73 and 117,425.49 is: 162,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,918.75 : 293,827.73 = 117,425.49 : x
  2. Step 2: Convert to fraction form
    212,918.75/293,827.73 = 117,425.49/x
  3. Step 3: Cross multiply
    212,918.75x = 293,827.73 × 117,425.49
  4. Step 4: Simplify right side
    212,918.75x = 34,502,865,170.84
  5. Step 5: Solve for x
    x = 34,502,865,170.84/212,918.75
  6. Step 6: Final answer
    x = 162,047.10

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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.