Home / 114,534.77-158,055-63,547.29

Finding the Fourth Proportional to 114,534.77, 158,055 and 63,547.29

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Solution

The fourth proportional to 114,534.77, 158,055 and 63,547.29 is: 87,693.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,534.77 : 158,055 = 63,547.29 : x
  2. Step 2: Convert to fraction form
    114,534.77/158,055 = 63,547.29/x
  3. Step 3: Cross multiply
    114,534.77x = 158,055 × 63,547.29
  4. Step 4: Simplify right side
    114,534.77x = 10,043,966,920.95
  5. Step 5: Solve for x
    x = 10,043,966,920.95/114,534.77
  6. Step 6: Final answer
    x = 87,693.61

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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.