Home / 212,453.33-293,148.29-127,572.21

Finding the Fourth Proportional to 212,453.33, 293,148.29 and 127,572.21

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Solution

The fourth proportional to 212,453.33, 293,148.29 and 127,572.21 is: 176,027.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,453.33 : 293,148.29 = 127,572.21 : x
  2. Step 2: Convert to fraction form
    212,453.33/293,148.29 = 127,572.21/x
  3. Step 3: Cross multiply
    212,453.33x = 293,148.29 × 127,572.21
  4. Step 4: Simplify right side
    212,453.33x = 37,397,574,575.16
  5. Step 5: Solve for x
    x = 37,397,574,575.16/212,453.33
  6. Step 6: Final answer
    x = 176,027.25

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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.