Home / 124,425.23-171,699.41-70,702.79

Finding the Fourth Proportional to 124,425.23, 171,699.41 and 70,702.79

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Solution

The fourth proportional to 124,425.23, 171,699.41 and 70,702.79 is: 97,565.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,425.23 : 171,699.41 = 70,702.79 : x
  2. Step 2: Convert to fraction form
    124,425.23/171,699.41 = 70,702.79/x
  3. Step 3: Cross multiply
    124,425.23x = 171,699.41 × 70,702.79
  4. Step 4: Simplify right side
    124,425.23x = 12,139,626,646.61
  5. Step 5: Solve for x
    x = 12,139,626,646.61/124,425.23
  6. Step 6: Final answer
    x = 97,565.64

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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.