Home / 194,430.68-268,314.38-105,006.68

Finding the Fourth Proportional to 194,430.68, 268,314.38 and 105,006.68

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Solution

The fourth proportional to 194,430.68, 268,314.38 and 105,006.68 is: 144,909.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,430.68 : 268,314.38 = 105,006.68 : x
  2. Step 2: Convert to fraction form
    194,430.68/268,314.38 = 105,006.68/x
  3. Step 3: Cross multiply
    194,430.68x = 268,314.38 × 105,006.68
  4. Step 4: Simplify right side
    194,430.68x = 28,174,802,240.06
  5. Step 5: Solve for x
    x = 28,174,802,240.06/194,430.68
  6. Step 6: Final answer
    x = 144,909.24

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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.