Home / 147,582.60-203,606.10-90,895.56

Finding the Fourth Proportional to 147,582.60, 203,606.10 and 90,895.56

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Solution

The fourth proportional to 147,582.60, 203,606.10 and 90,895.56 is: 125,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,582.60 : 203,606.10 = 90,895.56 : x
  2. Step 2: Convert to fraction form
    147,582.60/203,606.10 = 90,895.56/x
  3. Step 3: Cross multiply
    147,582.60x = 203,606.10 × 90,895.56
  4. Step 4: Simplify right side
    147,582.60x = 18,506,890,478.92
  5. Step 5: Solve for x
    x = 18,506,890,478.92/147,582.60
  6. Step 6: Final answer
    x = 125,400.22

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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.