Home / 258,909.46-357,405.17-174,075.70

Finding the Fourth Proportional to 258,909.46, 357,405.17 and 174,075.70

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Solution

The fourth proportional to 258,909.46, 357,405.17 and 174,075.70 is: 240,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,909.46 : 357,405.17 = 174,075.70 : x
  2. Step 2: Convert to fraction form
    258,909.46/357,405.17 = 174,075.70/x
  3. Step 3: Cross multiply
    258,909.46x = 357,405.17 × 174,075.70
  4. Step 4: Simplify right side
    258,909.46x = 62,215,555,151.37
  5. Step 5: Solve for x
    x = 62,215,555,151.37/258,909.46
  6. Step 6: Final answer
    x = 240,298.50

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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.