Home / 108,681.08-149,971.64-60,925.37

Finding the Fourth Proportional to 108,681.08, 149,971.64 and 60,925.37

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Solution

The fourth proportional to 108,681.08, 149,971.64 and 60,925.37 is: 84,072.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,681.08 : 149,971.64 = 60,925.37 : x
  2. Step 2: Convert to fraction form
    108,681.08/149,971.64 = 60,925.37/x
  3. Step 3: Cross multiply
    108,681.08x = 149,971.64 × 60,925.37
  4. Step 4: Simplify right side
    108,681.08x = 9,137,076,602.02
  5. Step 5: Solve for x
    x = 9,137,076,602.02/108,681.08
  6. Step 6: Final answer
    x = 84,072.38

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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.