Home / 102,453.95-153,644.00-43,294.23

Finding the Fourth Proportional to 102,453.95, 153,644.00 and 43,294.23

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Solution

The fourth proportional to 102,453.95, 153,644.00 and 43,294.23 is: 64,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,453.95 : 153,644.00 = 43,294.23 : x
  2. Step 2: Convert to fraction form
    102,453.95/153,644.00 = 43,294.23/x
  3. Step 3: Cross multiply
    102,453.95x = 153,644.00 × 43,294.23
  4. Step 4: Simplify right side
    102,453.95x = 6,651,898,457.65
  5. Step 5: Solve for x
    x = 6,651,898,457.65/102,453.95
  6. Step 6: Final answer
    x = 64,925.74

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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.