Home / 245,561.07-368,341.61-162,435.63

Finding the Fourth Proportional to 245,561.07, 368,341.61 and 162,435.63

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Solution

The fourth proportional to 245,561.07, 368,341.61 and 162,435.63 is: 243,653.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,561.07 : 368,341.61 = 162,435.63 : x
  2. Step 2: Convert to fraction form
    245,561.07/368,341.61 = 162,435.63/x
  3. Step 3: Cross multiply
    245,561.07x = 368,341.61 × 162,435.63
  4. Step 4: Simplify right side
    245,561.07x = 59,831,800,663.39
  5. Step 5: Solve for x
    x = 59,831,800,663.39/245,561.07
  6. Step 6: Final answer
    x = 243,653.45

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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.