Home / 70,689.07-97,573.62-45,263.89

Finding the Fourth Proportional to 70,689.07, 97,573.62 and 45,263.89

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Solution

The fourth proportional to 70,689.07, 97,573.62 and 45,263.89 is: 62,478.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,689.07 : 97,573.62 = 45,263.89 : x
  2. Step 2: Convert to fraction form
    70,689.07/97,573.62 = 45,263.89/x
  3. Step 3: Cross multiply
    70,689.07x = 97,573.62 × 45,263.89
  4. Step 4: Simplify right side
    70,689.07x = 4,416,561,602.58
  5. Step 5: Solve for x
    x = 4,416,561,602.58/70,689.07
  6. Step 6: Final answer
    x = 62,478.71

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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.