Home / 126,529.18-174,603.45-69,937.18

Finding the Fourth Proportional to 126,529.18, 174,603.45 and 69,937.18

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Solution

The fourth proportional to 126,529.18, 174,603.45 and 69,937.18 is: 96,509.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,529.18 : 174,603.45 = 69,937.18 : x
  2. Step 2: Convert to fraction form
    126,529.18/174,603.45 = 69,937.18/x
  3. Step 3: Cross multiply
    126,529.18x = 174,603.45 × 69,937.18
  4. Step 4: Simplify right side
    126,529.18x = 12,211,272,911.27
  5. Step 5: Solve for x
    x = 12,211,272,911.27/126,529.18
  6. Step 6: Final answer
    x = 96,509.54

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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.