Home / 124,480.17-171,798.09-76,072.14

Finding the Fourth Proportional to 124,480.17, 171,798.09 and 76,072.14

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Solution

The fourth proportional to 124,480.17, 171,798.09 and 76,072.14 is: 104,989.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,480.17 : 171,798.09 = 76,072.14 : x
  2. Step 2: Convert to fraction form
    124,480.17/171,798.09 = 76,072.14/x
  3. Step 3: Cross multiply
    124,480.17x = 171,798.09 × 76,072.14
  4. Step 4: Simplify right side
    124,480.17x = 13,069,048,354.21
  5. Step 5: Solve for x
    x = 13,069,048,354.21/124,480.17
  6. Step 6: Final answer
    x = 104,989.00

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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.