Home / 188,397.02-282,213.72-87,051.00

Finding the Fourth Proportional to 188,397.02, 282,213.72 and 87,051.00

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Solution

The fourth proportional to 188,397.02, 282,213.72 and 87,051.00 is: 130,400.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,397.02 : 282,213.72 = 87,051.00 : x
  2. Step 2: Convert to fraction form
    188,397.02/282,213.72 = 87,051.00/x
  3. Step 3: Cross multiply
    188,397.02x = 282,213.72 × 87,051.00
  4. Step 4: Simplify right side
    188,397.02x = 24,566,987,598.02
  5. Step 5: Solve for x
    x = 24,566,987,598.02/188,397.02
  6. Step 6: Final answer
    x = 130,400.08

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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.