Home / 186,824.86-257,750.93-143,817.50

Finding the Fourth Proportional to 186,824.86, 257,750.93 and 143,817.50

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Solution

The fourth proportional to 186,824.86, 257,750.93 and 143,817.50 is: 198,416.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,824.86 : 257,750.93 = 143,817.50 : x
  2. Step 2: Convert to fraction form
    186,824.86/257,750.93 = 143,817.50/x
  3. Step 3: Cross multiply
    186,824.86x = 257,750.93 × 143,817.50
  4. Step 4: Simplify right side
    186,824.86x = 37,069,095,379.20
  5. Step 5: Solve for x
    x = 37,069,095,379.20/186,824.86
  6. Step 6: Final answer
    x = 198,416.29

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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.