Home / 112,037.40-168,056.10-64,798.20

Finding the Fourth Proportional to 112,037.40, 168,056.10 and 64,798.20

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Solution

The fourth proportional to 112,037.40, 168,056.10 and 64,798.20 is: 97,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,037.40 : 168,056.10 = 64,798.20 : x
  2. Step 2: Convert to fraction form
    112,037.40/168,056.10 = 64,798.20/x
  3. Step 3: Cross multiply
    112,037.40x = 168,056.10 × 64,798.20
  4. Step 4: Simplify right side
    112,037.40x = 10,889,732,779.02
  5. Step 5: Solve for x
    x = 10,889,732,779.02/112,037.40
  6. Step 6: Final answer
    x = 97,197.30

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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.