Home / 186,195.60-279,295.02-53,075.70

Finding the Fourth Proportional to 186,195.60, 279,295.02 and 53,075.70

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Solution

The fourth proportional to 186,195.60, 279,295.02 and 53,075.70 is: 79,614.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,195.60 : 279,295.02 = 53,075.70 : x
  2. Step 2: Convert to fraction form
    186,195.60/279,295.02 = 53,075.70/x
  3. Step 3: Cross multiply
    186,195.60x = 279,295.02 × 53,075.70
  4. Step 4: Simplify right side
    186,195.60x = 14,823,778,693.01
  5. Step 5: Solve for x
    x = 14,823,778,693.01/186,195.60
  6. Step 6: Final answer
    x = 79,614.01

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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.