Home / 105,324.48-158,176.98-96,875.76

Finding the Fourth Proportional to 105,324.48, 158,176.98 and 96,875.76

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Solution

The fourth proportional to 105,324.48, 158,176.98 and 96,875.76 is: 145,488.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,324.48 : 158,176.98 = 96,875.76 : x
  2. Step 2: Convert to fraction form
    105,324.48/158,176.98 = 96,875.76/x
  3. Step 3: Cross multiply
    105,324.48x = 158,176.98 × 96,875.76
  4. Step 4: Simplify right side
    105,324.48x = 15,323,515,152.00
  5. Step 5: Solve for x
    x = 15,323,515,152.00/105,324.48
  6. Step 6: Final answer
    x = 145,488.64

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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.