Home / 46,779.11-70,152.13-13,490.19

Finding the Fourth Proportional to 46,779.11, 70,152.13 and 13,490.19

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Solution

The fourth proportional to 46,779.11, 70,152.13 and 13,490.19 is: 20,230.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,779.11 : 70,152.13 = 13,490.19 : x
  2. Step 2: Convert to fraction form
    46,779.11/70,152.13 = 13,490.19/x
  3. Step 3: Cross multiply
    46,779.11x = 70,152.13 × 13,490.19
  4. Step 4: Simplify right side
    46,779.11x = 946,365,562.60
  5. Step 5: Solve for x
    x = 946,365,562.60/46,779.11
  6. Step 6: Final answer
    x = 20,230.52

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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.