Home / 70,569.15-97,381.80-41,890.02

Finding the Fourth Proportional to 70,569.15, 97,381.80 and 41,890.02

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Solution

The fourth proportional to 70,569.15, 97,381.80 and 41,890.02 is: 57,806.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,569.15 : 97,381.80 = 41,890.02 : x
  2. Step 2: Convert to fraction form
    70,569.15/97,381.80 = 41,890.02/x
  3. Step 3: Cross multiply
    70,569.15x = 97,381.80 × 41,890.02
  4. Step 4: Simplify right side
    70,569.15x = 4,079,325,549.64
  5. Step 5: Solve for x
    x = 4,079,325,549.64/70,569.15
  6. Step 6: Final answer
    x = 57,806.07

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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.