Home / 46,675.36-70,001.70-13,387.60

Finding the Fourth Proportional to 46,675.36, 70,001.70 and 13,387.60

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Solution

The fourth proportional to 46,675.36, 70,001.70 and 13,387.60 is: 20,078.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,675.36 : 70,001.70 = 13,387.60 : x
  2. Step 2: Convert to fraction form
    46,675.36/70,001.70 = 13,387.60/x
  3. Step 3: Cross multiply
    46,675.36x = 70,001.70 × 13,387.60
  4. Step 4: Simplify right side
    46,675.36x = 937,154,758.92
  5. Step 5: Solve for x
    x = 937,154,758.92/46,675.36
  6. Step 6: Final answer
    x = 20,078.15

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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.