Home / 47,108.02-70,355.41-42,209.14

Finding the Fourth Proportional to 47,108.02, 70,355.41 and 42,209.14

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Solution

The fourth proportional to 47,108.02, 70,355.41 and 42,209.14 is: 63,038.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,108.02 : 70,355.41 = 42,209.14 : x
  2. Step 2: Convert to fraction form
    47,108.02/70,355.41 = 42,209.14/x
  3. Step 3: Cross multiply
    47,108.02x = 70,355.41 × 42,209.14
  4. Step 4: Simplify right side
    47,108.02x = 2,969,641,350.45
  5. Step 5: Solve for x
    x = 2,969,641,350.45/47,108.02
  6. Step 6: Final answer
    x = 63,038.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.