Home / 163,038.30-244,557.45-100,830.30

Finding the Fourth Proportional to 163,038.30, 244,557.45 and 100,830.30

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Solution

The fourth proportional to 163,038.30, 244,557.45 and 100,830.30 is: 151,245.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,038.30 : 244,557.45 = 100,830.30 : x
  2. Step 2: Convert to fraction form
    163,038.30/244,557.45 = 100,830.30/x
  3. Step 3: Cross multiply
    163,038.30x = 244,557.45 × 100,830.30
  4. Step 4: Simplify right side
    163,038.30x = 24,658,801,050.74
  5. Step 5: Solve for x
    x = 24,658,801,050.74/163,038.30
  6. Step 6: Final answer
    x = 151,245.45

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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.