Home / 116,528.86-160,810.95-66,228.22

Finding the Fourth Proportional to 116,528.86, 160,810.95 and 66,228.22

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Solution

The fourth proportional to 116,528.86, 160,810.95 and 66,228.22 is: 91,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,528.86 : 160,810.95 = 66,228.22 : x
  2. Step 2: Convert to fraction form
    116,528.86/160,810.95 = 66,228.22/x
  3. Step 3: Cross multiply
    116,528.86x = 160,810.95 × 66,228.22
  4. Step 4: Simplify right side
    116,528.86x = 10,650,222,975.01
  5. Step 5: Solve for x
    x = 10,650,222,975.01/116,528.86
  6. Step 6: Final answer
    x = 91,395.58

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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.