Home / 70,705.04-97,573.32-38,876.00

Finding the Fourth Proportional to 70,705.04, 97,573.32 and 38,876.00

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Solution

The fourth proportional to 70,705.04, 97,573.32 and 38,876.00 is: 53,649.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,705.04 : 97,573.32 = 38,876.00 : x
  2. Step 2: Convert to fraction form
    70,705.04/97,573.32 = 38,876.00/x
  3. Step 3: Cross multiply
    70,705.04x = 97,573.32 × 38,876.00
  4. Step 4: Simplify right side
    70,705.04x = 3,793,259,900.45
  5. Step 5: Solve for x
    x = 3,793,259,900.45/70,705.04
  6. Step 6: Final answer
    x = 53,649.08

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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.