Home / 125,440.03-173,094.20-70,998.31

Finding the Fourth Proportional to 125,440.03, 173,094.20 and 70,998.31

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Solution

The fourth proportional to 125,440.03, 173,094.20 and 70,998.31 is: 97,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,440.03 : 173,094.20 = 70,998.31 : x
  2. Step 2: Convert to fraction form
    125,440.03/173,094.20 = 70,998.31/x
  3. Step 3: Cross multiply
    125,440.03x = 173,094.20 × 70,998.31
  4. Step 4: Simplify right side
    125,440.03x = 12,289,395,670.80
  5. Step 5: Solve for x
    x = 12,289,395,670.80/125,440.03
  6. Step 6: Final answer
    x = 97,970.29

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1.5x scale

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.