Home / 122,156.32-183,117.84-38,996.32

Finding the Fourth Proportional to 122,156.32, 183,117.84 and 38,996.32

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Solution

The fourth proportional to 122,156.32, 183,117.84 and 38,996.32 is: 58,457.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,156.32 : 183,117.84 = 38,996.32 : x
  2. Step 2: Convert to fraction form
    122,156.32/183,117.84 = 38,996.32/x
  3. Step 3: Cross multiply
    122,156.32x = 183,117.84 × 38,996.32
  4. Step 4: Simplify right side
    122,156.32x = 7,140,921,886.35
  5. Step 5: Solve for x
    x = 7,140,921,886.35/122,156.32
  6. Step 6: Final answer
    x = 58,457.24

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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.