Home / 157,363.89-235,877.75-89,750.35

Finding the Fourth Proportional to 157,363.89, 235,877.75 and 89,750.35

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Solution

The fourth proportional to 157,363.89, 235,877.75 and 89,750.35 is: 134,529.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,363.89 : 235,877.75 = 89,750.35 : x
  2. Step 2: Convert to fraction form
    157,363.89/235,877.75 = 89,750.35/x
  3. Step 3: Cross multiply
    157,363.89x = 235,877.75 × 89,750.35
  4. Step 4: Simplify right side
    157,363.89x = 21,170,110,619.71
  5. Step 5: Solve for x
    x = 21,170,110,619.71/157,363.89
  6. Step 6: Final answer
    x = 134,529.66

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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.