Home / 180,526.32-249,134.10-99,953.83

Finding the Fourth Proportional to 180,526.32, 249,134.10 and 99,953.83

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Solution

The fourth proportional to 180,526.32, 249,134.10 and 99,953.83 is: 137,940.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,526.32 : 249,134.10 = 99,953.83 : x
  2. Step 2: Convert to fraction form
    180,526.32/249,134.10 = 99,953.83/x
  3. Step 3: Cross multiply
    180,526.32x = 249,134.10 × 99,953.83
  4. Step 4: Simplify right side
    180,526.32x = 24,901,907,415.19
  5. Step 5: Solve for x
    x = 24,901,907,415.19/180,526.32
  6. Step 6: Final answer
    x = 137,940.59

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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.