Home / 96,811.12-144,904.20-49,999.60

Finding the Fourth Proportional to 96,811.12, 144,904.20 and 49,999.60

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Solution

The fourth proportional to 96,811.12, 144,904.20 and 49,999.60 is: 74,838.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,811.12 : 144,904.20 = 49,999.60 : x
  2. Step 2: Convert to fraction form
    96,811.12/144,904.20 = 49,999.60/x
  3. Step 3: Cross multiply
    96,811.12x = 144,904.20 × 49,999.60
  4. Step 4: Simplify right side
    96,811.12x = 7,245,152,038.32
  5. Step 5: Solve for x
    x = 7,245,152,038.32/96,811.12
  6. Step 6: Final answer
    x = 74,838.01

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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.