Home / 88,833.32-122,603.50-51,105.16

Finding the Fourth Proportional to 88,833.32, 122,603.50 and 51,105.16

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Solution

The fourth proportional to 88,833.32, 122,603.50 and 51,105.16 is: 70,532.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,833.32 : 122,603.50 = 51,105.16 : x
  2. Step 2: Convert to fraction form
    88,833.32/122,603.50 = 51,105.16/x
  3. Step 3: Cross multiply
    88,833.32x = 122,603.50 × 51,105.16
  4. Step 4: Simplify right side
    88,833.32x = 6,265,671,484.06
  5. Step 5: Solve for x
    x = 6,265,671,484.06/88,833.32
  6. Step 6: Final answer
    x = 70,532.90

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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.