Home / 116,550.84-160,837.02-65,569.08

Finding the Fourth Proportional to 116,550.84, 160,837.02 and 65,569.08

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Solution

The fourth proportional to 116,550.84, 160,837.02 and 65,569.08 is: 90,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,550.84 : 160,837.02 = 65,569.08 : x
  2. Step 2: Convert to fraction form
    116,550.84/160,837.02 = 65,569.08/x
  3. Step 3: Cross multiply
    116,550.84x = 160,837.02 × 65,569.08
  4. Step 4: Simplify right side
    116,550.84x = 10,545,935,431.34
  5. Step 5: Solve for x
    x = 10,545,935,431.34/116,550.84
  6. Step 6: Final answer
    x = 90,483.56

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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.