Home / 84,666.29-116,816.18-52,385.40

Finding the Fourth Proportional to 84,666.29, 116,816.18 and 52,385.40

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Solution

The fourth proportional to 84,666.29, 116,816.18 and 52,385.40 is: 72,277.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,666.29 : 116,816.18 = 52,385.40 : x
  2. Step 2: Convert to fraction form
    84,666.29/116,816.18 = 52,385.40/x
  3. Step 3: Cross multiply
    84,666.29x = 116,816.18 × 52,385.40
  4. Step 4: Simplify right side
    84,666.29x = 6,119,462,053.85
  5. Step 5: Solve for x
    x = 6,119,462,053.85/84,666.29
  6. Step 6: Final answer
    x = 72,277.44

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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.