Home / 124,823.52-172,214.40-71,070.51

Finding the Fourth Proportional to 124,823.52, 172,214.40 and 71,070.51

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Solution

The fourth proportional to 124,823.52, 172,214.40 and 71,070.51 is: 98,053.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,823.52 : 172,214.40 = 71,070.51 : x
  2. Step 2: Convert to fraction form
    124,823.52/172,214.40 = 71,070.51/x
  3. Step 3: Cross multiply
    124,823.52x = 172,214.40 × 71,070.51
  4. Step 4: Simplify right side
    124,823.52x = 12,239,365,237.34
  5. Step 5: Solve for x
    x = 12,239,365,237.34/124,823.52
  6. Step 6: Final answer
    x = 98,053.36

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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.