Home / 124,137.06-171,306.81-67,547.22

Finding the Fourth Proportional to 124,137.06, 171,306.81 and 67,547.22

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Solution

The fourth proportional to 124,137.06, 171,306.81 and 67,547.22 is: 93,213.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,137.06 : 171,306.81 = 67,547.22 : x
  2. Step 2: Convert to fraction form
    124,137.06/171,306.81 = 67,547.22/x
  3. Step 3: Cross multiply
    124,137.06x = 171,306.81 × 67,547.22
  4. Step 4: Simplify right side
    124,137.06x = 11,571,298,782.57
  5. Step 5: Solve for x
    x = 11,571,298,782.57/124,137.06
  6. Step 6: Final answer
    x = 93,213.89

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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.