Home / 70,124.96-96,779.45-41,830.65

Finding the Fourth Proportional to 70,124.96, 96,779.45 and 41,830.65

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Solution

The fourth proportional to 70,124.96, 96,779.45 and 41,830.65 is: 57,730.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,124.96 : 96,779.45 = 41,830.65 : x
  2. Step 2: Convert to fraction form
    70,124.96/96,779.45 = 41,830.65/x
  3. Step 3: Cross multiply
    70,124.96x = 96,779.45 × 41,830.65
  4. Step 4: Simplify right side
    70,124.96x = 4,048,346,607.09
  5. Step 5: Solve for x
    x = 4,048,346,607.09/70,124.96
  6. Step 6: Final answer
    x = 57,730.47

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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.