Home / 147,068.90-220,603.35-133,072.10

Finding the Fourth Proportional to 147,068.90, 220,603.35 and 133,072.10

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Solution

The fourth proportional to 147,068.90, 220,603.35 and 133,072.10 is: 199,608.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,068.90 : 220,603.35 = 133,072.10 : x
  2. Step 2: Convert to fraction form
    147,068.90/220,603.35 = 133,072.10/x
  3. Step 3: Cross multiply
    147,068.90x = 220,603.35 × 133,072.10
  4. Step 4: Simplify right side
    147,068.90x = 29,356,151,051.54
  5. Step 5: Solve for x
    x = 29,356,151,051.54/147,068.90
  6. Step 6: Final answer
    x = 199,608.15

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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.