Home / 97,153.77-145,639.40-33,934.89

Finding the Fourth Proportional to 97,153.77, 145,639.40 and 33,934.89

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Solution

The fourth proportional to 97,153.77, 145,639.40 and 33,934.89 is: 50,870.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,153.77 : 145,639.40 = 33,934.89 : x
  2. Step 2: Convert to fraction form
    97,153.77/145,639.40 = 33,934.89/x
  3. Step 3: Cross multiply
    97,153.77x = 145,639.40 × 33,934.89
  4. Step 4: Simplify right side
    97,153.77x = 4,942,256,848.99
  5. Step 5: Solve for x
    x = 4,942,256,848.99/97,153.77
  6. Step 6: Final answer
    x = 50,870.46

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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.