Home / 113,769.36-170,652.96-38,888.64

Finding the Fourth Proportional to 113,769.36, 170,652.96 and 38,888.64

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Solution

The fourth proportional to 113,769.36, 170,652.96 and 38,888.64 is: 58,332.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,769.36 : 170,652.96 = 38,888.64 : x
  2. Step 2: Convert to fraction form
    113,769.36/170,652.96 = 38,888.64/x
  3. Step 3: Cross multiply
    113,769.36x = 170,652.96 × 38,888.64
  4. Step 4: Simplify right side
    113,769.36x = 6,636,461,526.37
  5. Step 5: Solve for x
    x = 6,636,461,526.37/113,769.36
  6. Step 6: Final answer
    x = 58,332.59

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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.