Home / 235,521.06-325,012.11-133,555.80

Finding the Fourth Proportional to 235,521.06, 325,012.11 and 133,555.80

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Solution

The fourth proportional to 235,521.06, 325,012.11 and 133,555.80 is: 184,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,521.06 : 325,012.11 = 133,555.80 : x
  2. Step 2: Convert to fraction form
    235,521.06/325,012.11 = 133,555.80/x
  3. Step 3: Cross multiply
    235,521.06x = 325,012.11 × 133,555.80
  4. Step 4: Simplify right side
    235,521.06x = 43,407,252,360.74
  5. Step 5: Solve for x
    x = 43,407,252,360.74/235,521.06
  6. Step 6: Final answer
    x = 184,303.06

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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.