Home / 94,106.39-129,866.90-51,085.85

Finding the Fourth Proportional to 94,106.39, 129,866.90 and 51,085.85

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Solution

The fourth proportional to 94,106.39, 129,866.90 and 51,085.85 is: 70,498.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,106.39 : 129,866.90 = 51,085.85 : x
  2. Step 2: Convert to fraction form
    94,106.39/129,866.90 = 51,085.85/x
  3. Step 3: Cross multiply
    94,106.39x = 129,866.90 × 51,085.85
  4. Step 4: Simplify right side
    94,106.39x = 6,634,360,068.60
  5. Step 5: Solve for x
    x = 6,634,360,068.60/94,106.39
  6. Step 6: Final answer
    x = 70,498.51

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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.