Home / 114,504.09-158,018.18-63,515.16

Finding the Fourth Proportional to 114,504.09, 158,018.18 and 63,515.16

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Solution

The fourth proportional to 114,504.09, 158,018.18 and 63,515.16 is: 87,652.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,504.09 : 158,018.18 = 63,515.16 : x
  2. Step 2: Convert to fraction form
    114,504.09/158,018.18 = 63,515.16/x
  3. Step 3: Cross multiply
    114,504.09x = 158,018.18 × 63,515.16
  4. Step 4: Simplify right side
    114,504.09x = 10,036,549,985.61
  5. Step 5: Solve for x
    x = 10,036,549,985.61/114,504.09
  6. Step 6: Final answer
    x = 87,652.33

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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.