Home / 308,923.10-463,341.45-98,582.30

Finding the Fourth Proportional to 308,923.10, 463,341.45 and 98,582.30

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Solution

The fourth proportional to 308,923.10, 463,341.45 and 98,582.30 is: 147,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,923.10 : 463,341.45 = 98,582.30 : x
  2. Step 2: Convert to fraction form
    308,923.10/463,341.45 = 98,582.30/x
  3. Step 3: Cross multiply
    308,923.10x = 463,341.45 × 98,582.30
  4. Step 4: Simplify right side
    308,923.10x = 45,677,265,826.34
  5. Step 5: Solve for x
    x = 45,677,265,826.34/308,923.10
  6. Step 6: Final answer
    x = 147,859.66

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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.