Home / 179,303.36-247,438.64-98,730.69

Finding the Fourth Proportional to 179,303.36, 247,438.64 and 98,730.69

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Solution

The fourth proportional to 179,303.36, 247,438.64 and 98,730.69 is: 136,248.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,303.36 : 247,438.64 = 98,730.69 : x
  2. Step 2: Convert to fraction form
    179,303.36/247,438.64 = 98,730.69/x
  3. Step 3: Cross multiply
    179,303.36x = 247,438.64 × 98,730.69
  4. Step 4: Simplify right side
    179,303.36x = 24,429,787,659.86
  5. Step 5: Solve for x
    x = 24,429,787,659.86/179,303.36
  6. Step 6: Final answer
    x = 136,248.35

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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.