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Finding the Fourth Proportional to 110,802.55, 152,889.70 and 63,056.69

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Solution

The fourth proportional to 110,802.55, 152,889.70 and 63,056.69 is: 87,008.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,802.55 : 152,889.70 = 63,056.69 : x
  2. Step 2: Convert to fraction form
    110,802.55/152,889.70 = 63,056.69/x
  3. Step 3: Cross multiply
    110,802.55x = 152,889.70 × 63,056.69
  4. Step 4: Simplify right side
    110,802.55x = 9,640,718,417.09
  5. Step 5: Solve for x
    x = 9,640,718,417.09/110,802.55
  6. Step 6: Final answer
    x = 87,008.10

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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.