Home / 74,001.74-111,019.01-34,537.32

Finding the Fourth Proportional to 74,001.74, 111,019.01 and 34,537.32

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Solution

The fourth proportional to 74,001.74, 111,019.01 and 34,537.32 is: 51,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,001.74 : 111,019.01 = 34,537.32 : x
  2. Step 2: Convert to fraction form
    74,001.74/111,019.01 = 34,537.32/x
  3. Step 3: Cross multiply
    74,001.74x = 111,019.01 × 34,537.32
  4. Step 4: Simplify right side
    74,001.74x = 3,834,298,901.77
  5. Step 5: Solve for x
    x = 3,834,298,901.77/74,001.74
  6. Step 6: Final answer
    x = 51,813.64

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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.