Home / 126,319.34-174,320.52-69,730.58

Finding the Fourth Proportional to 126,319.34, 174,320.52 and 69,730.58

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Solution

The fourth proportional to 126,319.34, 174,320.52 and 69,730.58 is: 96,228.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,319.34 : 174,320.52 = 69,730.58 : x
  2. Step 2: Convert to fraction form
    126,319.34/174,320.52 = 69,730.58/x
  3. Step 3: Cross multiply
    126,319.34x = 174,320.52 × 69,730.58
  4. Step 4: Simplify right side
    126,319.34x = 12,155,470,965.50
  5. Step 5: Solve for x
    x = 12,155,470,965.50/126,319.34
  6. Step 6: Final answer
    x = 96,228.11

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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.