Home / 106,636.02-147,157.59-58,889.25

Finding the Fourth Proportional to 106,636.02, 147,157.59 and 58,889.25

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Solution

The fourth proportional to 106,636.02, 147,157.59 and 58,889.25 is: 81,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,636.02 : 147,157.59 = 58,889.25 : x
  2. Step 2: Convert to fraction form
    106,636.02/147,157.59 = 58,889.25/x
  3. Step 3: Cross multiply
    106,636.02x = 147,157.59 × 58,889.25
  4. Step 4: Simplify right side
    106,636.02x = 8,666,000,106.91
  5. Step 5: Solve for x
    x = 8,666,000,106.91/106,636.02
  6. Step 6: Final answer
    x = 81,267.10

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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.