Home / 118,026.02-177,038.42-68,073.74

Finding the Fourth Proportional to 118,026.02, 177,038.42 and 68,073.74

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Solution

The fourth proportional to 118,026.02, 177,038.42 and 68,073.74 is: 102,110.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,026.02 : 177,038.42 = 68,073.74 : x
  2. Step 2: Convert to fraction form
    118,026.02/177,038.42 = 68,073.74/x
  3. Step 3: Cross multiply
    118,026.02x = 177,038.42 × 68,073.74
  4. Step 4: Simplify right side
    118,026.02x = 12,051,667,373.09
  5. Step 5: Solve for x
    x = 12,051,667,373.09/118,026.02
  6. Step 6: Final answer
    x = 102,110.26

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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.