Home / 161,904.32-242,834.56-43,582.76

Finding the Fourth Proportional to 161,904.32, 242,834.56 and 43,582.76

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Solution

The fourth proportional to 161,904.32, 242,834.56 and 43,582.76 is: 65,368.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,904.32 : 242,834.56 = 43,582.76 : x
  2. Step 2: Convert to fraction form
    161,904.32/242,834.56 = 43,582.76/x
  3. Step 3: Cross multiply
    161,904.32x = 242,834.56 × 43,582.76
  4. Step 4: Simplify right side
    161,904.32x = 10,583,399,935.69
  5. Step 5: Solve for x
    x = 10,583,399,935.69/161,904.32
  6. Step 6: Final answer
    x = 65,368.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.