Home / 116,386.07-160,612.94-66,085.07

Finding the Fourth Proportional to 116,386.07, 160,612.94 and 66,085.07

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Solution

The fourth proportional to 116,386.07, 160,612.94 and 66,085.07 is: 91,197.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,386.07 : 160,612.94 = 66,085.07 : x
  2. Step 2: Convert to fraction form
    116,386.07/160,612.94 = 66,085.07/x
  3. Step 3: Cross multiply
    116,386.07x = 160,612.94 × 66,085.07
  4. Step 4: Simplify right side
    116,386.07x = 10,614,116,744.95
  5. Step 5: Solve for x
    x = 10,614,116,744.95/116,386.07
  6. Step 6: Final answer
    x = 91,197.49

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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.