Home / 76,285.60-105,256.96-46,075.84

Finding the Fourth Proportional to 76,285.60, 105,256.96 and 46,075.84

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Solution

The fourth proportional to 76,285.60, 105,256.96 and 46,075.84 is: 63,574.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,285.60 : 105,256.96 = 46,075.84 : x
  2. Step 2: Convert to fraction form
    76,285.60/105,256.96 = 46,075.84/x
  3. Step 3: Cross multiply
    76,285.60x = 105,256.96 × 46,075.84
  4. Step 4: Simplify right side
    76,285.60x = 4,849,802,847.85
  5. Step 5: Solve for x
    x = 4,849,802,847.85/76,285.60
  6. Step 6: Final answer
    x = 63,574.29

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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.