Home / 105,276.06-157,943.43-58,561.74

Finding the Fourth Proportional to 105,276.06, 157,943.43 and 58,561.74

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Solution

The fourth proportional to 105,276.06, 157,943.43 and 58,561.74 is: 87,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,276.06 : 157,943.43 = 58,561.74 : x
  2. Step 2: Convert to fraction form
    105,276.06/157,943.43 = 58,561.74/x
  3. Step 3: Cross multiply
    105,276.06x = 157,943.43 × 58,561.74
  4. Step 4: Simplify right side
    105,276.06x = 9,249,442,082.37
  5. Step 5: Solve for x
    x = 9,249,442,082.37/105,276.06
  6. Step 6: Final answer
    x = 87,858.93

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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.