Home / 101,530.14-152,181.93-42,346.14

Finding the Fourth Proportional to 101,530.14, 152,181.93 and 42,346.14

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Solution

The fourth proportional to 101,530.14, 152,181.93 and 42,346.14 is: 63,471.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,530.14 : 152,181.93 = 42,346.14 : x
  2. Step 2: Convert to fraction form
    101,530.14/152,181.93 = 42,346.14/x
  3. Step 3: Cross multiply
    101,530.14x = 152,181.93 × 42,346.14
  4. Step 4: Simplify right side
    101,530.14x = 6,444,317,313.25
  5. Step 5: Solve for x
    x = 6,444,317,313.25/101,530.14
  6. Step 6: Final answer
    x = 63,471.96

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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.