Home / 181,725.81-250,779.76-100,051.48

Finding the Fourth Proportional to 181,725.81, 250,779.76 and 100,051.48

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Solution

The fourth proportional to 181,725.81, 250,779.76 and 100,051.48 is: 138,070.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,725.81 : 250,779.76 = 100,051.48 : x
  2. Step 2: Convert to fraction form
    181,725.81/250,779.76 = 100,051.48/x
  3. Step 3: Cross multiply
    181,725.81x = 250,779.76 × 100,051.48
  4. Step 4: Simplify right side
    181,725.81x = 25,090,886,768.18
  5. Step 5: Solve for x
    x = 25,090,886,768.18/181,725.81
  6. Step 6: Final answer
    x = 138,070.03

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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.