Home / 74,328.02-111,509.05-32,215.15

Finding the Fourth Proportional to 74,328.02, 111,509.05 and 32,215.15

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Solution

The fourth proportional to 74,328.02, 111,509.05 and 32,215.15 is: 48,330.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,328.02 : 111,509.05 = 32,215.15 : x
  2. Step 2: Convert to fraction form
    74,328.02/111,509.05 = 32,215.15/x
  3. Step 3: Cross multiply
    74,328.02x = 111,509.05 × 32,215.15
  4. Step 4: Simplify right side
    74,328.02x = 3,592,280,772.11
  5. Step 5: Solve for x
    x = 3,592,280,772.11/74,328.02
  6. Step 6: Final answer
    x = 48,330.10

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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.