Home / 114,015.68-157,324.80-64,957.76

Finding the Fourth Proportional to 114,015.68, 157,324.80 and 64,957.76

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Solution

The fourth proportional to 114,015.68, 157,324.80 and 64,957.76 is: 89,632.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,015.68 : 157,324.80 = 64,957.76 : x
  2. Step 2: Convert to fraction form
    114,015.68/157,324.80 = 64,957.76/x
  3. Step 3: Cross multiply
    114,015.68x = 157,324.80 × 64,957.76
  4. Step 4: Simplify right side
    114,015.68x = 10,219,466,600.45
  5. Step 5: Solve for x
    x = 10,219,466,600.45/114,015.68
  6. Step 6: Final answer
    x = 89,632.12

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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.