Home / 181,624.48-250,637.87-105,146.81

Finding the Fourth Proportional to 181,624.48, 250,637.87 and 105,146.81

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Solution

The fourth proportional to 181,624.48, 250,637.87 and 105,146.81 is: 145,100.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,624.48 : 250,637.87 = 105,146.81 : x
  2. Step 2: Convert to fraction form
    181,624.48/250,637.87 = 105,146.81/x
  3. Step 3: Cross multiply
    181,624.48x = 250,637.87 × 105,146.81
  4. Step 4: Simplify right side
    181,624.48x = 26,353,773,150.18
  5. Step 5: Solve for x
    x = 26,353,773,150.18/181,624.48
  6. Step 6: Final answer
    x = 145,100.34

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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.