Home / 77,510.04-116,265.69-21,353.25

Finding the Fourth Proportional to 77,510.04, 116,265.69 and 21,353.25

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Solution

The fourth proportional to 77,510.04, 116,265.69 and 21,353.25 is: 32,030.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,510.04 : 116,265.69 = 21,353.25 : x
  2. Step 2: Convert to fraction form
    77,510.04/116,265.69 = 21,353.25/x
  3. Step 3: Cross multiply
    77,510.04x = 116,265.69 × 21,353.25
  4. Step 4: Simplify right side
    77,510.04x = 2,482,650,344.99
  5. Step 5: Solve for x
    x = 2,482,650,344.99/77,510.04
  6. Step 6: Final answer
    x = 32,030.05

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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.