Home / 63,240.40-87,263.76-34,946.20

Finding the Fourth Proportional to 63,240.40, 87,263.76 and 34,946.20

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Solution

The fourth proportional to 63,240.40, 87,263.76 and 34,946.20 is: 48,221.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,240.40 : 87,263.76 = 34,946.20 : x
  2. Step 2: Convert to fraction form
    63,240.40/87,263.76 = 34,946.20/x
  3. Step 3: Cross multiply
    63,240.40x = 87,263.76 × 34,946.20
  4. Step 4: Simplify right side
    63,240.40x = 3,049,536,809.71
  5. Step 5: Solve for x
    x = 3,049,536,809.71/63,240.40
  6. Step 6: Final answer
    x = 48,221.34

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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.