Home / 236,558.60-326,401.85-139,713.35

Finding the Fourth Proportional to 236,558.60, 326,401.85 and 139,713.35

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Solution

The fourth proportional to 236,558.60, 326,401.85 and 139,713.35 is: 192,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,558.60 : 326,401.85 = 139,713.35 : x
  2. Step 2: Convert to fraction form
    236,558.60/326,401.85 = 139,713.35/x
  3. Step 3: Cross multiply
    236,558.60x = 326,401.85 × 139,713.35
  4. Step 4: Simplify right side
    236,558.60x = 45,602,693,579.12
  5. Step 5: Solve for x
    x = 45,602,693,579.12/236,558.60
  6. Step 6: Final answer
    x = 192,775.47

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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.