Home / 162,405.36-224,112.72-94,419.45

Finding the Fourth Proportional to 162,405.36, 224,112.72 and 94,419.45

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Solution

The fourth proportional to 162,405.36, 224,112.72 and 94,419.45 is: 130,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,405.36 : 224,112.72 = 94,419.45 : x
  2. Step 2: Convert to fraction form
    162,405.36/224,112.72 = 94,419.45/x
  3. Step 3: Cross multiply
    162,405.36x = 224,112.72 × 94,419.45
  4. Step 4: Simplify right side
    162,405.36x = 21,160,599,760.40
  5. Step 5: Solve for x
    x = 21,160,599,760.40/162,405.36
  6. Step 6: Final answer
    x = 130,294.96

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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.