Home / 118,027.47-162,875.80-64,312.95

Finding the Fourth Proportional to 118,027.47, 162,875.80 and 64,312.95

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Solution

The fourth proportional to 118,027.47, 162,875.80 and 64,312.95 is: 88,750.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,027.47 : 162,875.80 = 64,312.95 : x
  2. Step 2: Convert to fraction form
    118,027.47/162,875.80 = 64,312.95/x
  3. Step 3: Cross multiply
    118,027.47x = 162,875.80 × 64,312.95
  4. Step 4: Simplify right side
    118,027.47x = 10,475,022,206.45
  5. Step 5: Solve for x
    x = 10,475,022,206.45/118,027.47
  6. Step 6: Final answer
    x = 88,750.72

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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.