Home / 235,106.04-324,437.40-127,673.76

Finding the Fourth Proportional to 235,106.04, 324,437.40 and 127,673.76

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Solution

The fourth proportional to 235,106.04, 324,437.40 and 127,673.76 is: 176,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,106.04 : 324,437.40 = 127,673.76 : x
  2. Step 2: Convert to fraction form
    235,106.04/324,437.40 = 127,673.76/x
  3. Step 3: Cross multiply
    235,106.04x = 324,437.40 × 127,673.76
  4. Step 4: Simplify right side
    235,106.04x = 41,422,142,742.62
  5. Step 5: Solve for x
    x = 41,422,142,742.62/235,106.04
  6. Step 6: Final answer
    x = 176,184.94

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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.