Home / 99,362.10-137,154.90-59,075.67

Finding the Fourth Proportional to 99,362.10, 137,154.90 and 59,075.67

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Solution

The fourth proportional to 99,362.10, 137,154.90 and 59,075.67 is: 81,545.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,362.10 : 137,154.90 = 59,075.67 : x
  2. Step 2: Convert to fraction form
    99,362.10/137,154.90 = 59,075.67/x
  3. Step 3: Cross multiply
    99,362.10x = 137,154.90 × 59,075.67
  4. Step 4: Simplify right side
    99,362.10x = 8,102,517,611.28
  5. Step 5: Solve for x
    x = 8,102,517,611.28/99,362.10
  6. Step 6: Final answer
    x = 81,545.35

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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.