Home / 96,382.08-133,017.21-55,547.64

Finding the Fourth Proportional to 96,382.08, 133,017.21 and 55,547.64

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Solution

The fourth proportional to 96,382.08, 133,017.21 and 55,547.64 is: 76,661.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,382.08 : 133,017.21 = 55,547.64 : x
  2. Step 2: Convert to fraction form
    96,382.08/133,017.21 = 55,547.64/x
  3. Step 3: Cross multiply
    96,382.08x = 133,017.21 × 55,547.64
  4. Step 4: Simplify right side
    96,382.08x = 7,388,792,094.88
  5. Step 5: Solve for x
    x = 7,388,792,094.88/96,382.08
  6. Step 6: Final answer
    x = 76,661.47

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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.