Home / 85,897.53-128,886.93-41,499.36

Finding the Fourth Proportional to 85,897.53, 128,886.93 and 41,499.36

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Solution

The fourth proportional to 85,897.53, 128,886.93 and 41,499.36 is: 62,268.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,897.53 : 128,886.93 = 41,499.36 : x
  2. Step 2: Convert to fraction form
    85,897.53/128,886.93 = 41,499.36/x
  3. Step 3: Cross multiply
    85,897.53x = 128,886.93 × 41,499.36
  4. Step 4: Simplify right side
    85,897.53x = 5,348,725,107.36
  5. Step 5: Solve for x
    x = 5,348,725,107.36/85,897.53
  6. Step 6: Final answer
    x = 62,268.67

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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.