Home / 116,968.56-161,416.50-63,253.44

Finding the Fourth Proportional to 116,968.56, 161,416.50 and 63,253.44

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Solution

The fourth proportional to 116,968.56, 161,416.50 and 63,253.44 is: 87,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,968.56 : 161,416.50 = 63,253.44 : x
  2. Step 2: Convert to fraction form
    116,968.56/161,416.50 = 63,253.44/x
  3. Step 3: Cross multiply
    116,968.56x = 161,416.50 × 63,253.44
  4. Step 4: Simplify right side
    116,968.56x = 10,210,148,897.76
  5. Step 5: Solve for x
    x = 10,210,148,897.76/116,968.56
  6. Step 6: Final answer
    x = 87,289.69

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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.