Home / 94,255.01-129,938.06-74,965.67

Finding the Fourth Proportional to 94,255.01, 129,938.06 and 74,965.67

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Solution

The fourth proportional to 94,255.01, 129,938.06 and 74,965.67 is: 103,346.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,255.01 : 129,938.06 = 74,965.67 : x
  2. Step 2: Convert to fraction form
    94,255.01/129,938.06 = 74,965.67/x
  3. Step 3: Cross multiply
    94,255.01x = 129,938.06 × 74,965.67
  4. Step 4: Simplify right side
    94,255.01x = 9,740,893,076.71
  5. Step 5: Solve for x
    x = 9,740,893,076.71/94,255.01
  6. Step 6: Final answer
    x = 103,346.16

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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.