Home / 84,162.50-116,039.20-53,898.07

Finding the Fourth Proportional to 84,162.50, 116,039.20 and 53,898.07

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Solution

The fourth proportional to 84,162.50, 116,039.20 and 53,898.07 is: 74,312.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,162.50 : 116,039.20 = 53,898.07 : x
  2. Step 2: Convert to fraction form
    84,162.50/116,039.20 = 53,898.07/x
  3. Step 3: Cross multiply
    84,162.50x = 116,039.20 × 53,898.07
  4. Step 4: Simplify right side
    84,162.50x = 6,254,288,924.34
  5. Step 5: Solve for x
    x = 6,254,288,924.34/84,162.50
  6. Step 6: Final answer
    x = 74,312.06

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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.