Home / 236,623.66-326,502.13-139,814.03

Finding the Fourth Proportional to 236,623.66, 326,502.13 and 139,814.03

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Solution

The fourth proportional to 236,623.66, 326,502.13 and 139,814.03 is: 192,920.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,623.66 : 326,502.13 = 139,814.03 : x
  2. Step 2: Convert to fraction form
    236,623.66/326,502.13 = 139,814.03/x
  3. Step 3: Cross multiply
    236,623.66x = 326,502.13 × 139,814.03
  4. Step 4: Simplify right side
    236,623.66x = 45,649,577,899.81
  5. Step 5: Solve for x
    x = 45,649,577,899.81/236,623.66
  6. Step 6: Final answer
    x = 192,920.60

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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.