Home / 193,827.46-290,737.54-105,642.15

Finding the Fourth Proportional to 193,827.46, 290,737.54 and 105,642.15

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Solution

The fourth proportional to 193,827.46, 290,737.54 and 105,642.15 is: 158,461.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,827.46 : 290,737.54 = 105,642.15 : x
  2. Step 2: Convert to fraction form
    193,827.46/290,737.54 = 105,642.15/x
  3. Step 3: Cross multiply
    193,827.46x = 290,737.54 × 105,642.15
  4. Step 4: Simplify right side
    193,827.46x = 30,714,138,547.21
  5. Step 5: Solve for x
    x = 30,714,138,547.21/193,827.46
  6. Step 6: Final answer
    x = 158,461.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.