Home / 127,651.02-191,476.53-57,550.38

Finding the Fourth Proportional to 127,651.02, 191,476.53 and 57,550.38

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Solution

The fourth proportional to 127,651.02, 191,476.53 and 57,550.38 is: 86,325.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,651.02 : 191,476.53 = 57,550.38 : x
  2. Step 2: Convert to fraction form
    127,651.02/191,476.53 = 57,550.38/x
  3. Step 3: Cross multiply
    127,651.02x = 191,476.53 × 57,550.38
  4. Step 4: Simplify right side
    127,651.02x = 11,019,547,062.58
  5. Step 5: Solve for x
    x = 11,019,547,062.58/127,651.02
  6. Step 6: Final answer
    x = 86,325.57

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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.