Home / 86,913.76-119,946.96-48,674.08

Finding the Fourth Proportional to 86,913.76, 119,946.96 and 48,674.08

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Solution

The fourth proportional to 86,913.76, 119,946.96 and 48,674.08 is: 67,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,913.76 : 119,946.96 = 48,674.08 : x
  2. Step 2: Convert to fraction form
    86,913.76/119,946.96 = 48,674.08/x
  3. Step 3: Cross multiply
    86,913.76x = 119,946.96 × 48,674.08
  4. Step 4: Simplify right side
    86,913.76x = 5,838,307,926.80
  5. Step 5: Solve for x
    x = 5,838,307,926.80/86,913.76
  6. Step 6: Final answer
    x = 67,173.57

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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.