Home / 52,606.74-78,934.71-30,438.77

Finding the Fourth Proportional to 52,606.74, 78,934.71 and 30,438.77

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Solution

The fourth proportional to 52,606.74, 78,934.71 and 30,438.77 is: 45,672.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,606.74 : 78,934.71 = 30,438.77 : x
  2. Step 2: Convert to fraction form
    52,606.74/78,934.71 = 30,438.77/x
  3. Step 3: Cross multiply
    52,606.74x = 78,934.71 × 30,438.77
  4. Step 4: Simplify right side
    52,606.74x = 2,402,675,088.03
  5. Step 5: Solve for x
    x = 2,402,675,088.03/52,606.74
  6. Step 6: Final answer
    x = 45,672.38

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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.