Home / 74,342.40-111,476.70-26,955.60

Finding the Fourth Proportional to 74,342.40, 111,476.70 and 26,955.60

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Solution

The fourth proportional to 74,342.40, 111,476.70 and 26,955.60 is: 40,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,342.40 : 111,476.70 = 26,955.60 : x
  2. Step 2: Convert to fraction form
    74,342.40/111,476.70 = 26,955.60/x
  3. Step 3: Cross multiply
    74,342.40x = 111,476.70 × 26,955.60
  4. Step 4: Simplify right side
    74,342.40x = 3,004,921,334.52
  5. Step 5: Solve for x
    x = 3,004,921,334.52/74,342.40
  6. Step 6: Final answer
    x = 40,420.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.