Home / 180,526.18-249,133.90-99,953.70

Finding the Fourth Proportional to 180,526.18, 249,133.90 and 99,953.70

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Solution

The fourth proportional to 180,526.18, 249,133.90 and 99,953.70 is: 137,940.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,526.18 : 249,133.90 = 99,953.70 : x
  2. Step 2: Convert to fraction form
    180,526.18/249,133.90 = 99,953.70/x
  3. Step 3: Cross multiply
    180,526.18x = 249,133.90 × 99,953.70
  4. Step 4: Simplify right side
    180,526.18x = 24,901,855,100.43
  5. Step 5: Solve for x
    x = 24,901,855,100.43/180,526.18
  6. Step 6: Final answer
    x = 137,940.41

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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.