Home / 108,223.86-149,346.06-60,477.60

Finding the Fourth Proportional to 108,223.86, 149,346.06 and 60,477.60

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Solution

The fourth proportional to 108,223.86, 149,346.06 and 60,477.60 is: 83,457.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,223.86 : 149,346.06 = 60,477.60 : x
  2. Step 2: Convert to fraction form
    108,223.86/149,346.06 = 60,477.60/x
  3. Step 3: Cross multiply
    108,223.86x = 149,346.06 × 60,477.60
  4. Step 4: Simplify right side
    108,223.86x = 9,032,091,278.26
  5. Step 5: Solve for x
    x = 9,032,091,278.26/108,223.86
  6. Step 6: Final answer
    x = 83,457.49

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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.