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Finding the Fourth Proportional to 153,292.87, 229,973.87 and 46,686.34

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Solution

The fourth proportional to 153,292.87, 229,973.87 and 46,686.34 is: 70,040.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,292.87 : 229,973.87 = 46,686.34 : x
  2. Step 2: Convert to fraction form
    153,292.87/229,973.87 = 46,686.34/x
  3. Step 3: Cross multiply
    153,292.87x = 229,973.87 × 46,686.34
  4. Step 4: Simplify right side
    153,292.87x = 10,736,638,285.94
  5. Step 5: Solve for x
    x = 10,736,638,285.94/153,292.87
  6. Step 6: Final answer
    x = 70,040.04

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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.