Home / 235,118.00-324,462.76-127,688.06

Finding the Fourth Proportional to 235,118.00, 324,462.76 and 127,688.06

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Solution

The fourth proportional to 235,118.00, 324,462.76 and 127,688.06 is: 176,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,118.00 : 324,462.76 = 127,688.06 : x
  2. Step 2: Convert to fraction form
    235,118.00/324,462.76 = 127,688.06/x
  3. Step 3: Cross multiply
    235,118.00x = 324,462.76 × 127,688.06
  4. Step 4: Simplify right side
    235,118.00x = 41,430,018,425.11
  5. Step 5: Solve for x
    x = 41,430,018,425.11/235,118.00
  6. Step 6: Final answer
    x = 176,209.47

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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.