Home / 157,947.70-236,852.43-47,117.62

Finding the Fourth Proportional to 157,947.70, 236,852.43 and 47,117.62

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Solution

The fourth proportional to 157,947.70, 236,852.43 and 47,117.62 is: 70,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,947.70 : 236,852.43 = 47,117.62 : x
  2. Step 2: Convert to fraction form
    157,947.70/236,852.43 = 47,117.62/x
  3. Step 3: Cross multiply
    157,947.70x = 236,852.43 × 47,117.62
  4. Step 4: Simplify right side
    157,947.70x = 11,159,922,792.82
  5. Step 5: Solve for x
    x = 11,159,922,792.82/157,947.70
  6. Step 6: Final answer
    x = 70,655.81

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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.