Home / 74,328.04-102,554.58-42,063.40

Finding the Fourth Proportional to 74,328.04, 102,554.58 and 42,063.40

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Solution

The fourth proportional to 74,328.04, 102,554.58 and 42,063.40 is: 58,037.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,328.04 : 102,554.58 = 42,063.40 : x
  2. Step 2: Convert to fraction form
    74,328.04/102,554.58 = 42,063.40/x
  3. Step 3: Cross multiply
    74,328.04x = 102,554.58 × 42,063.40
  4. Step 4: Simplify right side
    74,328.04x = 4,313,794,320.37
  5. Step 5: Solve for x
    x = 4,313,794,320.37/74,328.04
  6. Step 6: Final answer
    x = 58,037.24

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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.