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Finding the Fourth Proportional to 208,250.40, 312,335.88 and 101,527.23

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Solution

The fourth proportional to 208,250.40, 312,335.88 and 101,527.23 is: 152,271.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,250.40 : 312,335.88 = 101,527.23 : x
  2. Step 2: Convert to fraction form
    208,250.40/312,335.88 = 101,527.23/x
  3. Step 3: Cross multiply
    208,250.40x = 312,335.88 × 101,527.23
  4. Step 4: Simplify right side
    208,250.40x = 31,710,596,726.01
  5. Step 5: Solve for x
    x = 31,710,596,726.01/208,250.40
  6. Step 6: Final answer
    x = 152,271.48

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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.