Home / 186,828.60-257,829.68-101,950.32

Finding the Fourth Proportional to 186,828.60, 257,829.68 and 101,950.32

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Solution

The fourth proportional to 186,828.60, 257,829.68 and 101,950.32 is: 140,694.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,828.60 : 257,829.68 = 101,950.32 : x
  2. Step 2: Convert to fraction form
    186,828.60/257,829.68 = 101,950.32/x
  3. Step 3: Cross multiply
    186,828.60x = 257,829.68 × 101,950.32
  4. Step 4: Simplify right side
    186,828.60x = 26,285,818,381.50
  5. Step 5: Solve for x
    x = 26,285,818,381.50/186,828.60
  6. Step 6: Final answer
    x = 140,694.83

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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.