Home / 124,804.48-172,210.24-71,090.52

Finding the Fourth Proportional to 124,804.48, 172,210.24 and 71,090.52

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Solution

The fourth proportional to 124,804.48, 172,210.24 and 71,090.52 is: 98,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,804.48 : 172,210.24 = 71,090.52 : x
  2. Step 2: Convert to fraction form
    124,804.48/172,210.24 = 71,090.52/x
  3. Step 3: Cross multiply
    124,804.48x = 172,210.24 × 71,090.52
  4. Step 4: Simplify right side
    124,804.48x = 12,242,515,510.92
  5. Step 5: Solve for x
    x = 12,242,515,510.92/124,804.48
  6. Step 6: Final answer
    x = 98,093.56

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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.