Home / 207,384.02-286,037.14-156,398.90

Finding the Fourth Proportional to 207,384.02, 286,037.14 and 156,398.90

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Solution

The fourth proportional to 207,384.02, 286,037.14 and 156,398.90 is: 215,715.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,384.02 : 286,037.14 = 156,398.90 : x
  2. Step 2: Convert to fraction form
    207,384.02/286,037.14 = 156,398.90/x
  3. Step 3: Cross multiply
    207,384.02x = 286,037.14 × 156,398.90
  4. Step 4: Simplify right side
    207,384.02x = 44,735,892,233.96
  5. Step 5: Solve for x
    x = 44,735,892,233.96/207,384.02
  6. Step 6: Final answer
    x = 215,715.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.