Home / 157,545.60-236,353.65-57,703.80

Finding the Fourth Proportional to 157,545.60, 236,353.65 and 57,703.80

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Solution

The fourth proportional to 157,545.60, 236,353.65 and 57,703.80 is: 86,568.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,545.60 : 236,353.65 = 57,703.80 : x
  2. Step 2: Convert to fraction form
    157,545.60/236,353.65 = 57,703.80/x
  3. Step 3: Cross multiply
    157,545.60x = 236,353.65 × 57,703.80
  4. Step 4: Simplify right side
    157,545.60x = 13,638,503,748.87
  5. Step 5: Solve for x
    x = 13,638,503,748.87/157,545.60
  6. Step 6: Final answer
    x = 86,568.61

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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.