Home / 94,803.86-130,828.55-51,783.38

Finding the Fourth Proportional to 94,803.86, 130,828.55 and 51,783.38

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Solution

The fourth proportional to 94,803.86, 130,828.55 and 51,783.38 is: 71,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,803.86 : 130,828.55 = 51,783.38 : x
  2. Step 2: Convert to fraction form
    94,803.86/130,828.55 = 51,783.38/x
  3. Step 3: Cross multiply
    94,803.86x = 130,828.55 × 51,783.38
  4. Step 4: Simplify right side
    94,803.86x = 6,774,744,519.50
  5. Step 5: Solve for x
    x = 6,774,744,519.50/94,803.86
  6. Step 6: Final answer
    x = 71,460.64

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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.