Home / 37,070.02-51,156.12-20,303.02

Finding the Fourth Proportional to 37,070.02, 51,156.12 and 20,303.02

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Solution

The fourth proportional to 37,070.02, 51,156.12 and 20,303.02 is: 28,017.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.02 : 51,156.12 = 20,303.02 : x
  2. Step 2: Convert to fraction form
    37,070.02/51,156.12 = 20,303.02/x
  3. Step 3: Cross multiply
    37,070.02x = 51,156.12 × 20,303.02
  4. Step 4: Simplify right side
    37,070.02x = 1,038,623,727.48
  5. Step 5: Solve for x
    x = 1,038,623,727.48/37,070.02
  6. Step 6: Final answer
    x = 28,017.89

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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.