Home / 235,270.22-324,674.96-127,840.25

Finding the Fourth Proportional to 235,270.22, 324,674.96 and 127,840.25

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Solution

The fourth proportional to 235,270.22, 324,674.96 and 127,840.25 is: 176,420.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,270.22 : 324,674.96 = 127,840.25 : x
  2. Step 2: Convert to fraction form
    235,270.22/324,674.96 = 127,840.25/x
  3. Step 3: Cross multiply
    235,270.22x = 324,674.96 × 127,840.25
  4. Step 4: Simplify right side
    235,270.22x = 41,506,528,227.63
  5. Step 5: Solve for x
    x = 41,506,528,227.63/235,270.22
  6. Step 6: Final answer
    x = 176,420.66

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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.