Home / 108,208.36-162,307.02-38,088.20

Finding the Fourth Proportional to 108,208.36, 162,307.02 and 38,088.20

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Solution

The fourth proportional to 108,208.36, 162,307.02 and 38,088.20 is: 57,130.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,208.36 : 162,307.02 = 38,088.20 : x
  2. Step 2: Convert to fraction form
    108,208.36/162,307.02 = 38,088.20/x
  3. Step 3: Cross multiply
    108,208.36x = 162,307.02 × 38,088.20
  4. Step 4: Simplify right side
    108,208.36x = 6,181,982,239.16
  5. Step 5: Solve for x
    x = 6,181,982,239.16/108,208.36
  6. Step 6: Final answer
    x = 57,130.36

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1.5x scale

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.