Home / 98,966.95-136,592.67-56,525.48

Finding the Fourth Proportional to 98,966.95, 136,592.67 and 56,525.48

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Solution

The fourth proportional to 98,966.95, 136,592.67 and 56,525.48 is: 78,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,966.95 : 136,592.67 = 56,525.48 : x
  2. Step 2: Convert to fraction form
    98,966.95/136,592.67 = 56,525.48/x
  3. Step 3: Cross multiply
    98,966.95x = 136,592.67 × 56,525.48
  4. Step 4: Simplify right side
    98,966.95x = 7,720,966,236.23
  5. Step 5: Solve for x
    x = 7,720,966,236.23/98,966.95
  6. Step 6: Final answer
    x = 78,015.60

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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.