Home / 105,277.24-157,953.12-65,788.12

Finding the Fourth Proportional to 105,277.24, 157,953.12 and 65,788.12

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Solution

The fourth proportional to 105,277.24, 157,953.12 and 65,788.12 is: 98,705.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,277.24 : 157,953.12 = 65,788.12 : x
  2. Step 2: Convert to fraction form
    105,277.24/157,953.12 = 65,788.12/x
  3. Step 3: Cross multiply
    105,277.24x = 157,953.12 × 65,788.12
  4. Step 4: Simplify right side
    105,277.24x = 10,391,438,812.93
  5. Step 5: Solve for x
    x = 10,391,438,812.93/105,277.24
  6. Step 6: Final answer
    x = 98,705.46

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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.