Home / 114,021.24-157,346.70-63,724.92

Finding the Fourth Proportional to 114,021.24, 157,346.70 and 63,724.92

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Solution

The fourth proportional to 114,021.24, 157,346.70 and 63,724.92 is: 87,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,021.24 : 157,346.70 = 63,724.92 : x
  2. Step 2: Convert to fraction form
    114,021.24/157,346.70 = 63,724.92/x
  3. Step 3: Cross multiply
    114,021.24x = 157,346.70 × 63,724.92
  4. Step 4: Simplify right side
    114,021.24x = 10,026,905,869.76
  5. Step 5: Solve for x
    x = 10,026,905,869.76/114,021.24
  6. Step 6: Final answer
    x = 87,938.93

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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.