Home / 213,733.34-320,688.32-93,728.19

Finding the Fourth Proportional to 213,733.34, 320,688.32 and 93,728.19

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Solution

The fourth proportional to 213,733.34, 320,688.32 and 93,728.19 is: 140,631.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,733.34 : 320,688.32 = 93,728.19 : x
  2. Step 2: Convert to fraction form
    213,733.34/320,688.32 = 93,728.19/x
  3. Step 3: Cross multiply
    213,733.34x = 320,688.32 × 93,728.19
  4. Step 4: Simplify right side
    213,733.34x = 30,057,535,787.74
  5. Step 5: Solve for x
    x = 30,057,535,787.74/213,733.34
  6. Step 6: Final answer
    x = 140,631.01

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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.