Home / 118,364.02-163,341.50-64,649.04

Finding the Fourth Proportional to 118,364.02, 163,341.50 and 64,649.04

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Solution

The fourth proportional to 118,364.02, 163,341.50 and 64,649.04 is: 89,215.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,364.02 : 163,341.50 = 64,649.04 : x
  2. Step 2: Convert to fraction form
    118,364.02/163,341.50 = 64,649.04/x
  3. Step 3: Cross multiply
    118,364.02x = 163,341.50 × 64,649.04
  4. Step 4: Simplify right side
    118,364.02x = 10,559,871,167.16
  5. Step 5: Solve for x
    x = 10,559,871,167.16/118,364.02
  6. Step 6: Final answer
    x = 89,215.21

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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.