Home / 226,403.60-312,444.46-124,432.67

Finding the Fourth Proportional to 226,403.60, 312,444.46 and 124,432.67

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Solution

The fourth proportional to 226,403.60, 312,444.46 and 124,432.67 is: 171,721.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,403.60 : 312,444.46 = 124,432.67 : x
  2. Step 2: Convert to fraction form
    226,403.60/312,444.46 = 124,432.67/x
  3. Step 3: Cross multiply
    226,403.60x = 312,444.46 × 124,432.67
  4. Step 4: Simplify right side
    226,403.60x = 38,878,297,762.34
  5. Step 5: Solve for x
    x = 38,878,297,762.34/226,403.60
  6. Step 6: Final answer
    x = 171,721.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.