Home / 358,127.80-537,191.70-108,777.40

Finding the Fourth Proportional to 358,127.80, 537,191.70 and 108,777.40

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Solution

The fourth proportional to 358,127.80, 537,191.70 and 108,777.40 is: 163,166.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,127.80 : 537,191.70 = 108,777.40 : x
  2. Step 2: Convert to fraction form
    358,127.80/537,191.70 = 108,777.40/x
  3. Step 3: Cross multiply
    358,127.80x = 537,191.70 × 108,777.40
  4. Step 4: Simplify right side
    358,127.80x = 58,434,316,427.58
  5. Step 5: Solve for x
    x = 58,434,316,427.58/358,127.80
  6. Step 6: Final answer
    x = 163,166.10

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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.