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Finding the Fourth Proportional to 114,063.84, 157,407.80 and 62,380.96

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Solution

The fourth proportional to 114,063.84, 157,407.80 and 62,380.96 is: 86,085.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,063.84 : 157,407.80 = 62,380.96 : x
  2. Step 2: Convert to fraction form
    114,063.84/157,407.80 = 62,380.96/x
  3. Step 3: Cross multiply
    114,063.84x = 157,407.80 × 62,380.96
  4. Step 4: Simplify right side
    114,063.84x = 9,819,249,675.49
  5. Step 5: Solve for x
    x = 9,819,249,675.49/114,063.84
  6. Step 6: Final answer
    x = 86,085.56

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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.