Home / 114,226.33-157,715.49-91,689.30

Finding the Fourth Proportional to 114,226.33, 157,715.49 and 91,689.30

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Solution

The fourth proportional to 114,226.33, 157,715.49 and 91,689.30 is: 126,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,226.33 : 157,715.49 = 91,689.30 : x
  2. Step 2: Convert to fraction form
    114,226.33/157,715.49 = 91,689.30/x
  3. Step 3: Cross multiply
    114,226.33x = 157,715.49 × 91,689.30
  4. Step 4: Simplify right side
    114,226.33x = 14,460,822,877.26
  5. Step 5: Solve for x
    x = 14,460,822,877.26/114,226.33
  6. Step 6: Final answer
    x = 126,597.98

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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.