Home / 357,982.47-536,973.51-105,265.05

Finding the Fourth Proportional to 357,982.47, 536,973.51 and 105,265.05

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Solution

The fourth proportional to 357,982.47, 536,973.51 and 105,265.05 is: 157,897.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,982.47 : 536,973.51 = 105,265.05 : x
  2. Step 2: Convert to fraction form
    357,982.47/536,973.51 = 105,265.05/x
  3. Step 3: Cross multiply
    357,982.47x = 536,973.51 × 105,265.05
  4. Step 4: Simplify right side
    357,982.47x = 56,524,543,378.83
  5. Step 5: Solve for x
    x = 56,524,543,378.83/357,982.47
  6. Step 6: Final answer
    x = 157,897.52

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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.