Home / 256,243.04-384,365.93-168,055.00

Finding the Fourth Proportional to 256,243.04, 384,365.93 and 168,055.00

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Solution

The fourth proportional to 256,243.04, 384,365.93 and 168,055.00 is: 252,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,243.04 : 384,365.93 = 168,055.00 : x
  2. Step 2: Convert to fraction form
    256,243.04/384,365.93 = 168,055.00/x
  3. Step 3: Cross multiply
    256,243.04x = 384,365.93 × 168,055.00
  4. Step 4: Simplify right side
    256,243.04x = 64,594,618,144.98
  5. Step 5: Solve for x
    x = 64,594,618,144.98/256,243.04
  6. Step 6: Final answer
    x = 252,083.40

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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.