Home / 124,316.88-171,569.68-75,916.14

Finding the Fourth Proportional to 124,316.88, 171,569.68 and 75,916.14

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Solution

The fourth proportional to 124,316.88, 171,569.68 and 75,916.14 is: 104,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,316.88 : 171,569.68 = 75,916.14 : x
  2. Step 2: Convert to fraction form
    124,316.88/171,569.68 = 75,916.14/x
  3. Step 3: Cross multiply
    124,316.88x = 171,569.68 × 75,916.14
  4. Step 4: Simplify right side
    124,316.88x = 13,024,907,846.64
  5. Step 5: Solve for x
    x = 13,024,907,846.64/124,316.88
  6. Step 6: Final answer
    x = 104,771.84

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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.