Home / 231,200.10-346,800.15-64,988.10

Finding the Fourth Proportional to 231,200.10, 346,800.15 and 64,988.10

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Solution

The fourth proportional to 231,200.10, 346,800.15 and 64,988.10 is: 97,482.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,200.10 : 346,800.15 = 64,988.10 : x
  2. Step 2: Convert to fraction form
    231,200.10/346,800.15 = 64,988.10/x
  3. Step 3: Cross multiply
    231,200.10x = 346,800.15 × 64,988.10
  4. Step 4: Simplify right side
    231,200.10x = 22,537,882,828.22
  5. Step 5: Solve for x
    x = 22,537,882,828.22/231,200.10
  6. Step 6: Final answer
    x = 97,482.15

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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.