Home / 124,312.20-186,468.30-54,328.20

Finding the Fourth Proportional to 124,312.20, 186,468.30 and 54,328.20

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Solution

The fourth proportional to 124,312.20, 186,468.30 and 54,328.20 is: 81,492.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,312.20 : 186,468.30 = 54,328.20 : x
  2. Step 2: Convert to fraction form
    124,312.20/186,468.30 = 54,328.20/x
  3. Step 3: Cross multiply
    124,312.20x = 186,468.30 × 54,328.20
  4. Step 4: Simplify right side
    124,312.20x = 10,130,487,096.06
  5. Step 5: Solve for x
    x = 10,130,487,096.06/124,312.20
  6. Step 6: Final answer
    x = 81,492.30

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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.