Home / 88,323.84-121,893.12-50,607.36

Finding the Fourth Proportional to 88,323.84, 121,893.12 and 50,607.36

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Solution

The fourth proportional to 88,323.84, 121,893.12 and 50,607.36 is: 69,841.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,323.84 : 121,893.12 = 50,607.36 : x
  2. Step 2: Convert to fraction form
    88,323.84/121,893.12 = 50,607.36/x
  3. Step 3: Cross multiply
    88,323.84x = 121,893.12 × 50,607.36
  4. Step 4: Simplify right side
    88,323.84x = 6,168,689,005.36
  5. Step 5: Solve for x
    x = 6,168,689,005.36/88,323.84
  6. Step 6: Final answer
    x = 69,841.72

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1.5x scale

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.