Home / 270,582.40-373,313.28-157,381.12

Finding the Fourth Proportional to 270,582.40, 373,313.28 and 157,381.12

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Solution

The fourth proportional to 270,582.40, 373,313.28 and 157,381.12 is: 217,133.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,582.40 : 373,313.28 = 157,381.12 : x
  2. Step 2: Convert to fraction form
    270,582.40/373,313.28 = 157,381.12/x
  3. Step 3: Cross multiply
    270,582.40x = 373,313.28 × 157,381.12
  4. Step 4: Simplify right side
    270,582.40x = 58,752,462,117.27
  5. Step 5: Solve for x
    x = 58,752,462,117.27/270,582.40
  6. Step 6: Final answer
    x = 217,133.35

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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.