Home / 94,870.20-130,895.28-54,595.38

Finding the Fourth Proportional to 94,870.20, 130,895.28 and 54,595.38

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Solution

The fourth proportional to 94,870.20, 130,895.28 and 54,595.38 is: 75,326.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,870.20 : 130,895.28 = 54,595.38 : x
  2. Step 2: Convert to fraction form
    94,870.20/130,895.28 = 54,595.38/x
  3. Step 3: Cross multiply
    94,870.20x = 130,895.28 × 54,595.38
  4. Step 4: Simplify right side
    94,870.20x = 7,146,277,551.81
  5. Step 5: Solve for x
    x = 7,146,277,551.81/94,870.20
  6. Step 6: Final answer
    x = 75,326.89

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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.