Home / 108,643.74-149,935.29-60,897.10

Finding the Fourth Proportional to 108,643.74, 149,935.29 and 60,897.10

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Solution

The fourth proportional to 108,643.74, 149,935.29 and 60,897.10 is: 84,041.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,643.74 : 149,935.29 = 60,897.10 : x
  2. Step 2: Convert to fraction form
    108,643.74/149,935.29 = 60,897.10/x
  3. Step 3: Cross multiply
    108,643.74x = 149,935.29 × 60,897.10
  4. Step 4: Simplify right side
    108,643.74x = 9,130,623,973.82
  5. Step 5: Solve for x
    x = 9,130,623,973.82/108,643.74
  6. Step 6: Final answer
    x = 84,041.88

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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.