Home / 240,428.18-360,675.08-100,154

Finding the Fourth Proportional to 240,428.18, 360,675.08 and 100,154

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Solution

The fourth proportional to 240,428.18, 360,675.08 and 100,154 is: 150,244.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,428.18 : 360,675.08 = 100,154 : x
  2. Step 2: Convert to fraction form
    240,428.18/360,675.08 = 100,154/x
  3. Step 3: Cross multiply
    240,428.18x = 360,675.08 × 100,154
  4. Step 4: Simplify right side
    240,428.18x = 36,123,051,962.32
  5. Step 5: Solve for x
    x = 36,123,051,962.32/240,428.18
  6. Step 6: Final answer
    x = 150,244.67

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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.