Home / 212,239.03-318,281.47-116,247.50

Finding the Fourth Proportional to 212,239.03, 318,281.47 and 116,247.50

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Solution

The fourth proportional to 212,239.03, 318,281.47 and 116,247.50 is: 174,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,239.03 : 318,281.47 = 116,247.50 : x
  2. Step 2: Convert to fraction form
    212,239.03/318,281.47 = 116,247.50/x
  3. Step 3: Cross multiply
    212,239.03x = 318,281.47 × 116,247.50
  4. Step 4: Simplify right side
    212,239.03x = 36,999,425,688.91
  5. Step 5: Solve for x
    x = 36,999,425,688.91/212,239.03
  6. Step 6: Final answer
    x = 174,329.04

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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.