Home / 145,193.56-200,434.50-96,875.80

Finding the Fourth Proportional to 145,193.56, 200,434.50 and 96,875.80

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Solution

The fourth proportional to 145,193.56, 200,434.50 and 96,875.80 is: 133,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,193.56 : 200,434.50 = 96,875.80 : x
  2. Step 2: Convert to fraction form
    145,193.56/200,434.50 = 96,875.80/x
  3. Step 3: Cross multiply
    145,193.56x = 200,434.50 × 96,875.80
  4. Step 4: Simplify right side
    145,193.56x = 19,417,252,535.10
  5. Step 5: Solve for x
    x = 19,417,252,535.10/145,193.56
  6. Step 6: Final answer
    x = 133,733.57

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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.