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Finding the Fourth Proportional to 144,075.52, 216,117.06 and 38,894.14

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Solution

The fourth proportional to 144,075.52, 216,117.06 and 38,894.14 is: 58,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,075.52 : 216,117.06 = 38,894.14 : x
  2. Step 2: Convert to fraction form
    144,075.52/216,117.06 = 38,894.14/x
  3. Step 3: Cross multiply
    144,075.52x = 216,117.06 × 38,894.14
  4. Step 4: Simplify right side
    144,075.52x = 8,405,687,188.03
  5. Step 5: Solve for x
    x = 8,405,687,188.03/144,075.52
  6. Step 6: Final answer
    x = 58,342.23

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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.