Home / 114,901.92-158,572.40-64,604.32

Finding the Fourth Proportional to 114,901.92, 158,572.40 and 64,604.32

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Solution

The fourth proportional to 114,901.92, 158,572.40 and 64,604.32 is: 89,158.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,901.92 : 158,572.40 = 64,604.32 : x
  2. Step 2: Convert to fraction form
    114,901.92/158,572.40 = 64,604.32/x
  3. Step 3: Cross multiply
    114,901.92x = 158,572.40 × 64,604.32
  4. Step 4: Simplify right side
    114,901.92x = 10,244,462,072.77
  5. Step 5: Solve for x
    x = 10,244,462,072.77/114,901.92
  6. Step 6: Final answer
    x = 89,158.32

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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.