Home / 94,038.23-129,808.89-63,837.05

Finding the Fourth Proportional to 94,038.23, 129,808.89 and 63,837.05

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Solution

The fourth proportional to 94,038.23, 129,808.89 and 63,837.05 is: 88,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,038.23 : 129,808.89 = 63,837.05 : x
  2. Step 2: Convert to fraction form
    94,038.23/129,808.89 = 63,837.05/x
  3. Step 3: Cross multiply
    94,038.23x = 129,808.89 × 63,837.05
  4. Step 4: Simplify right side
    94,038.23x = 8,286,616,601.37
  5. Step 5: Solve for x
    x = 8,286,616,601.37/94,038.23
  6. Step 6: Final answer
    x = 88,119.66

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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.