Home / 98,878.78-148,316.91-23,999.50

Finding the Fourth Proportional to 98,878.78, 148,316.91 and 23,999.50

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Solution

The fourth proportional to 98,878.78, 148,316.91 and 23,999.50 is: 35,998.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,878.78 : 148,316.91 = 23,999.50 : x
  2. Step 2: Convert to fraction form
    98,878.78/148,316.91 = 23,999.50/x
  3. Step 3: Cross multiply
    98,878.78x = 148,316.91 × 23,999.50
  4. Step 4: Simplify right side
    98,878.78x = 3,559,531,681.55
  5. Step 5: Solve for x
    x = 3,559,531,681.55/98,878.78
  6. Step 6: Final answer
    x = 35,998.94

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1.5x scale

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.