Home / 358,220.60-537,336.37-91,975.22

Finding the Fourth Proportional to 358,220.60, 537,336.37 and 91,975.22

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Solution

The fourth proportional to 358,220.60, 537,336.37 and 91,975.22 is: 137,964.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,220.60 : 537,336.37 = 91,975.22 : x
  2. Step 2: Convert to fraction form
    358,220.60/537,336.37 = 91,975.22/x
  3. Step 3: Cross multiply
    358,220.60x = 537,336.37 × 91,975.22
  4. Step 4: Simplify right side
    358,220.60x = 49,421,630,844.75
  5. Step 5: Solve for x
    x = 49,421,630,844.75/358,220.60
  6. Step 6: Final answer
    x = 137,964.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.