Home / 191,085.04-263,690.94-106,200.28

Finding the Fourth Proportional to 191,085.04, 263,690.94 and 106,200.28

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Solution

The fourth proportional to 191,085.04, 263,690.94 and 106,200.28 is: 146,552.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,085.04 : 263,690.94 = 106,200.28 : x
  2. Step 2: Convert to fraction form
    191,085.04/263,690.94 = 106,200.28/x
  3. Step 3: Cross multiply
    191,085.04x = 263,690.94 × 106,200.28
  4. Step 4: Simplify right side
    191,085.04x = 28,004,051,661.46
  5. Step 5: Solve for x
    x = 28,004,051,661.46/191,085.04
  6. Step 6: Final answer
    x = 146,552.82

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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.