Home / 124,323.20-186,483.40-74,417.22

Finding the Fourth Proportional to 124,323.20, 186,483.40 and 74,417.22

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Solution

The fourth proportional to 124,323.20, 186,483.40 and 74,417.22 is: 111,624.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,323.20 : 186,483.40 = 74,417.22 : x
  2. Step 2: Convert to fraction form
    124,323.20/186,483.40 = 74,417.22/x
  3. Step 3: Cross multiply
    124,323.20x = 186,483.40 × 74,417.22
  4. Step 4: Simplify right side
    124,323.20x = 13,877,576,204.15
  5. Step 5: Solve for x
    x = 13,877,576,204.15/124,323.20
  6. Step 6: Final answer
    x = 111,624.99

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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.