Home / 211,225.02-314,953.40-187,753.02

Finding the Fourth Proportional to 211,225.02, 314,953.40 and 187,753.02

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Solution

The fourth proportional to 211,225.02, 314,953.40 and 187,753.02 is: 279,954.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,225.02 : 314,953.40 = 187,753.02 : x
  2. Step 2: Convert to fraction form
    211,225.02/314,953.40 = 187,753.02/x
  3. Step 3: Cross multiply
    211,225.02x = 314,953.40 × 187,753.02
  4. Step 4: Simplify right side
    211,225.02x = 59,133,452,009.27
  5. Step 5: Solve for x
    x = 59,133,452,009.27/211,225.02
  6. Step 6: Final answer
    x = 279,954.77

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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.