Home / 51,050.40-70,444.56-28,693.92

Finding the Fourth Proportional to 51,050.40, 70,444.56 and 28,693.92

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Solution

The fourth proportional to 51,050.40, 70,444.56 and 28,693.92 is: 39,594.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,050.40 : 70,444.56 = 28,693.92 : x
  2. Step 2: Convert to fraction form
    51,050.40/70,444.56 = 28,693.92/x
  3. Step 3: Cross multiply
    51,050.40x = 70,444.56 × 28,693.92
  4. Step 4: Simplify right side
    51,050.40x = 2,021,330,569.08
  5. Step 5: Solve for x
    x = 2,021,330,569.08/51,050.40
  6. Step 6: Final answer
    x = 39,594.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.