Home / 195,009.10-292,513.65-163,516.30

Finding the Fourth Proportional to 195,009.10, 292,513.65 and 163,516.30

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Solution

The fourth proportional to 195,009.10, 292,513.65 and 163,516.30 is: 245,274.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,009.10 : 292,513.65 = 163,516.30 : x
  2. Step 2: Convert to fraction form
    195,009.10/292,513.65 = 163,516.30/x
  3. Step 3: Cross multiply
    195,009.10x = 292,513.65 × 163,516.30
  4. Step 4: Simplify right side
    195,009.10x = 47,830,749,747.50
  5. Step 5: Solve for x
    x = 47,830,749,747.50/195,009.10
  6. Step 6: Final answer
    x = 245,274.45

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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.