Home / 183,717.60-253,510.70-103,153.98

Finding the Fourth Proportional to 183,717.60, 253,510.70 and 103,153.98

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Solution

The fourth proportional to 183,717.60, 253,510.70 and 103,153.98 is: 142,341.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,717.60 : 253,510.70 = 103,153.98 : x
  2. Step 2: Convert to fraction form
    183,717.60/253,510.70 = 103,153.98/x
  3. Step 3: Cross multiply
    183,717.60x = 253,510.70 × 103,153.98
  4. Step 4: Simplify right side
    183,717.60x = 26,150,637,677.59
  5. Step 5: Solve for x
    x = 26,150,637,677.59/183,717.60
  6. Step 6: Final answer
    x = 142,341.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.