Home / 155,417.07-233,125.65-43,125.57

Finding the Fourth Proportional to 155,417.07, 233,125.65 and 43,125.57

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Solution

The fourth proportional to 155,417.07, 233,125.65 and 43,125.57 is: 64,688.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,417.07 : 233,125.65 = 43,125.57 : x
  2. Step 2: Convert to fraction form
    155,417.07/233,125.65 = 43,125.57/x
  3. Step 3: Cross multiply
    155,417.07x = 233,125.65 × 43,125.57
  4. Step 4: Simplify right side
    155,417.07x = 10,053,676,537.87
  5. Step 5: Solve for x
    x = 10,053,676,537.87/155,417.07
  6. Step 6: Final answer
    x = 64,688.37

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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.