Home / 126,180.18-174,124.08-69,590.34

Finding the Fourth Proportional to 126,180.18, 174,124.08 and 69,590.34

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Solution

The fourth proportional to 126,180.18, 174,124.08 and 69,590.34 is: 96,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,180.18 : 174,124.08 = 69,590.34 : x
  2. Step 2: Convert to fraction form
    126,180.18/174,124.08 = 69,590.34/x
  3. Step 3: Cross multiply
    126,180.18x = 174,124.08 × 69,590.34
  4. Step 4: Simplify right side
    126,180.18x = 12,117,353,929.39
  5. Step 5: Solve for x
    x = 12,117,353,929.39/126,180.18
  6. Step 6: Final answer
    x = 96,032.15

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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.