Home / 163,838.48-245,816.89-57,238.17

Finding the Fourth Proportional to 163,838.48, 245,816.89 and 57,238.17

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Solution

The fourth proportional to 163,838.48, 245,816.89 and 57,238.17 is: 85,877.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,838.48 : 245,816.89 = 57,238.17 : x
  2. Step 2: Convert to fraction form
    163,838.48/245,816.89 = 57,238.17/x
  3. Step 3: Cross multiply
    163,838.48x = 245,816.89 × 57,238.17
  4. Step 4: Simplify right side
    163,838.48x = 14,070,108,938.69
  5. Step 5: Solve for x
    x = 14,070,108,938.69/163,838.48
  6. Step 6: Final answer
    x = 85,877.93

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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.