Home / 147,323.51-203,301.07-90,058.74

Finding the Fourth Proportional to 147,323.51, 203,301.07 and 90,058.74

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Solution

The fourth proportional to 147,323.51, 203,301.07 and 90,058.74 is: 124,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,323.51 : 203,301.07 = 90,058.74 : x
  2. Step 2: Convert to fraction form
    147,323.51/203,301.07 = 90,058.74/x
  3. Step 3: Cross multiply
    147,323.51x = 203,301.07 × 90,058.74
  4. Step 4: Simplify right side
    147,323.51x = 18,309,038,204.85
  5. Step 5: Solve for x
    x = 18,309,038,204.85/147,323.51
  6. Step 6: Final answer
    x = 124,277.78

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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.