Home / 255,075.20-382,656.27-105,233.49

Finding the Fourth Proportional to 255,075.20, 382,656.27 and 105,233.49

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Solution

The fourth proportional to 255,075.20, 382,656.27 and 105,233.49 is: 157,868.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,075.20 : 382,656.27 = 105,233.49 : x
  2. Step 2: Convert to fraction form
    255,075.20/382,656.27 = 105,233.49/x
  3. Step 3: Cross multiply
    255,075.20x = 382,656.27 × 105,233.49
  4. Step 4: Simplify right side
    255,075.20x = 40,268,254,762.48
  5. Step 5: Solve for x
    x = 40,268,254,762.48/255,075.20
  6. Step 6: Final answer
    x = 157,868.17

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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.