Home / 91,927.82-126,823.65-57,927.26

Finding the Fourth Proportional to 91,927.82, 126,823.65 and 57,927.26

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Solution

The fourth proportional to 91,927.82, 126,823.65 and 57,927.26 is: 79,916.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,927.82 : 126,823.65 = 57,927.26 : x
  2. Step 2: Convert to fraction form
    91,927.82/126,823.65 = 57,927.26/x
  3. Step 3: Cross multiply
    91,927.82x = 126,823.65 × 57,927.26
  4. Step 4: Simplify right side
    91,927.82x = 7,346,546,547.70
  5. Step 5: Solve for x
    x = 7,346,546,547.70/91,927.82
  6. Step 6: Final answer
    x = 79,916.47

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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.