Home / 144,441.61-199,379.53-99,269.13

Finding the Fourth Proportional to 144,441.61, 199,379.53 and 99,269.13

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Solution

The fourth proportional to 144,441.61, 199,379.53 and 99,269.13 is: 137,025.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,441.61 : 199,379.53 = 99,269.13 : x
  2. Step 2: Convert to fraction form
    144,441.61/199,379.53 = 99,269.13/x
  3. Step 3: Cross multiply
    144,441.61x = 199,379.53 × 99,269.13
  4. Step 4: Simplify right side
    144,441.61x = 19,792,232,482.91
  5. Step 5: Solve for x
    x = 19,792,232,482.91/144,441.61
  6. Step 6: Final answer
    x = 137,025.84

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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.