Home / 177,686.57-245,037.83-116,341.22

Finding the Fourth Proportional to 177,686.57, 245,037.83 and 116,341.22

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Solution

The fourth proportional to 177,686.57, 245,037.83 and 116,341.22 is: 160,439.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,686.57 : 245,037.83 = 116,341.22 : x
  2. Step 2: Convert to fraction form
    177,686.57/245,037.83 = 116,341.22/x
  3. Step 3: Cross multiply
    177,686.57x = 245,037.83 × 116,341.22
  4. Step 4: Simplify right side
    177,686.57x = 28,507,998,281.46
  5. Step 5: Solve for x
    x = 28,507,998,281.46/177,686.57
  6. Step 6: Final answer
    x = 160,439.81

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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.