Home / 52,365.75-78,547.46-12,923.21

Finding the Fourth Proportional to 52,365.75, 78,547.46 and 12,923.21

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Solution

The fourth proportional to 52,365.75, 78,547.46 and 12,923.21 is: 19,384.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,365.75 : 78,547.46 = 12,923.21 : x
  2. Step 2: Convert to fraction form
    52,365.75/78,547.46 = 12,923.21/x
  3. Step 3: Cross multiply
    52,365.75x = 78,547.46 × 12,923.21
  4. Step 4: Simplify right side
    52,365.75x = 1,015,084,863.19
  5. Step 5: Solve for x
    x = 1,015,084,863.19/52,365.75
  6. Step 6: Final answer
    x = 19,384.52

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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.