Home / 105,574.74-145,652.58-60,255.24

Finding the Fourth Proportional to 105,574.74, 145,652.58 and 60,255.24

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Solution

The fourth proportional to 105,574.74, 145,652.58 and 60,255.24 is: 83,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,574.74 : 145,652.58 = 60,255.24 : x
  2. Step 2: Convert to fraction form
    105,574.74/145,652.58 = 60,255.24/x
  3. Step 3: Cross multiply
    105,574.74x = 145,652.58 × 60,255.24
  4. Step 4: Simplify right side
    105,574.74x = 8,776,331,164.52
  5. Step 5: Solve for x
    x = 8,776,331,164.52/105,574.74
  6. Step 6: Final answer
    x = 83,129.08

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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.