Home / 42,666.15-63,999.60-16,364.64

Finding the Fourth Proportional to 42,666.15, 63,999.60 and 16,364.64

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Solution

The fourth proportional to 42,666.15, 63,999.60 and 16,364.64 is: 24,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,666.15 : 63,999.60 = 16,364.64 : x
  2. Step 2: Convert to fraction form
    42,666.15/63,999.60 = 16,364.64/x
  3. Step 3: Cross multiply
    42,666.15x = 63,999.60 × 16,364.64
  4. Step 4: Simplify right side
    42,666.15x = 1,047,330,414.14
  5. Step 5: Solve for x
    x = 1,047,330,414.14/42,666.15
  6. Step 6: Final answer
    x = 24,547.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.