Home / 148,735.10-205,081.02-110,943.74

Finding the Fourth Proportional to 148,735.10, 205,081.02 and 110,943.74

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Solution

The fourth proportional to 148,735.10, 205,081.02 and 110,943.74 is: 152,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,735.10 : 205,081.02 = 110,943.74 : x
  2. Step 2: Convert to fraction form
    148,735.10/205,081.02 = 110,943.74/x
  3. Step 3: Cross multiply
    148,735.10x = 205,081.02 × 110,943.74
  4. Step 4: Simplify right side
    148,735.10x = 22,752,455,361.81
  5. Step 5: Solve for x
    x = 22,752,455,361.81/148,735.10
  6. Step 6: Final answer
    x = 152,973.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.