Home / 181,929.60-272,894.40-155,685.60

Finding the Fourth Proportional to 181,929.60, 272,894.40 and 155,685.60

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Solution

The fourth proportional to 181,929.60, 272,894.40 and 155,685.60 is: 233,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,929.60 : 272,894.40 = 155,685.60 : x
  2. Step 2: Convert to fraction form
    181,929.60/272,894.40 = 155,685.60/x
  3. Step 3: Cross multiply
    181,929.60x = 272,894.40 × 155,685.60
  4. Step 4: Simplify right side
    181,929.60x = 42,485,728,400.64
  5. Step 5: Solve for x
    x = 42,485,728,400.64/181,929.60
  6. Step 6: Final answer
    x = 233,528.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.