Home / 110,268.12-152,113.90-72,050.01

Finding the Fourth Proportional to 110,268.12, 152,113.90 and 72,050.01

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Solution

The fourth proportional to 110,268.12, 152,113.90 and 72,050.01 is: 99,392.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,268.12 : 152,113.90 = 72,050.01 : x
  2. Step 2: Convert to fraction form
    110,268.12/152,113.90 = 72,050.01/x
  3. Step 3: Cross multiply
    110,268.12x = 152,113.90 × 72,050.01
  4. Step 4: Simplify right side
    110,268.12x = 10,959,808,386.41
  5. Step 5: Solve for x
    x = 10,959,808,386.41/110,268.12
  6. Step 6: Final answer
    x = 99,392.36

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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.