Home / 98,869.74-148,303.36-23,990.50

Finding the Fourth Proportional to 98,869.74, 148,303.36 and 23,990.50

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Solution

The fourth proportional to 98,869.74, 148,303.36 and 23,990.50 is: 35,985.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,869.74 : 148,303.36 = 23,990.50 : x
  2. Step 2: Convert to fraction form
    98,869.74/148,303.36 = 23,990.50/x
  3. Step 3: Cross multiply
    98,869.74x = 148,303.36 × 23,990.50
  4. Step 4: Simplify right side
    98,869.74x = 3,557,871,758.08
  5. Step 5: Solve for x
    x = 3,557,871,758.08/98,869.74
  6. Step 6: Final answer
    x = 35,985.45

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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.