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Finding the Fourth Proportional to 235,373.98, 353,059.33 and 77,615.14

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Solution

The fourth proportional to 235,373.98, 353,059.33 and 77,615.14 is: 116,422.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,373.98 : 353,059.33 = 77,615.14 : x
  2. Step 2: Convert to fraction form
    235,373.98/353,059.33 = 77,615.14/x
  3. Step 3: Cross multiply
    235,373.98x = 353,059.33 × 77,615.14
  4. Step 4: Simplify right side
    235,373.98x = 27,402,749,326.26
  5. Step 5: Solve for x
    x = 27,402,749,326.26/235,373.98
  6. Step 6: Final answer
    x = 116,422.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.