Home / 124,158.03-171,341.94-70,445.31

Finding the Fourth Proportional to 124,158.03, 171,341.94 and 70,445.31

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Solution

The fourth proportional to 124,158.03, 171,341.94 and 70,445.31 is: 97,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,158.03 : 171,341.94 = 70,445.31 : x
  2. Step 2: Convert to fraction form
    124,158.03/171,341.94 = 70,445.31/x
  3. Step 3: Cross multiply
    124,158.03x = 171,341.94 × 70,445.31
  4. Step 4: Simplify right side
    124,158.03x = 12,070,236,079.30
  5. Step 5: Solve for x
    x = 12,070,236,079.30/124,158.03
  6. Step 6: Final answer
    x = 97,216.72

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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.