Home / 113,316.60-169,967.70-38,436.60

Finding the Fourth Proportional to 113,316.60, 169,967.70 and 38,436.60

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Solution

The fourth proportional to 113,316.60, 169,967.70 and 38,436.60 is: 57,652.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,316.60 : 169,967.70 = 38,436.60 : x
  2. Step 2: Convert to fraction form
    113,316.60/169,967.70 = 38,436.60/x
  3. Step 3: Cross multiply
    113,316.60x = 169,967.70 × 38,436.60
  4. Step 4: Simplify right side
    113,316.60x = 6,532,980,497.82
  5. Step 5: Solve for x
    x = 6,532,980,497.82/113,316.60
  6. Step 6: Final answer
    x = 57,652.46

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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.