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Finding the Fourth Proportional to 116,895.84, 175,421.43 and 43,023.84

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Solution

The fourth proportional to 116,895.84, 175,421.43 and 43,023.84 is: 64,564.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,895.84 : 175,421.43 = 43,023.84 : x
  2. Step 2: Convert to fraction form
    116,895.84/175,421.43 = 43,023.84/x
  3. Step 3: Cross multiply
    116,895.84x = 175,421.43 × 43,023.84
  4. Step 4: Simplify right side
    116,895.84x = 7,547,303,536.89
  5. Step 5: Solve for x
    x = 7,547,303,536.89/116,895.84
  6. Step 6: Final answer
    x = 64,564.35

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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.