Home / 42,768.04-64,106.70-16,461.40

Finding the Fourth Proportional to 42,768.04, 64,106.70 and 16,461.40

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Solution

The fourth proportional to 42,768.04, 64,106.70 and 16,461.40 is: 24,674.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768.04 : 64,106.70 = 16,461.40 : x
  2. Step 2: Convert to fraction form
    42,768.04/64,106.70 = 16,461.40/x
  3. Step 3: Cross multiply
    42,768.04x = 64,106.70 × 16,461.40
  4. Step 4: Simplify right side
    42,768.04x = 1,055,286,031.38
  5. Step 5: Solve for x
    x = 1,055,286,031.38/42,768.04
  6. Step 6: Final answer
    x = 24,674.64

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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.