Home / 145,931.43-201,308.76-118,737.93

Finding the Fourth Proportional to 145,931.43, 201,308.76 and 118,737.93

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Solution

The fourth proportional to 145,931.43, 201,308.76 and 118,737.93 is: 163,796.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,931.43 : 201,308.76 = 118,737.93 : x
  2. Step 2: Convert to fraction form
    145,931.43/201,308.76 = 118,737.93/x
  3. Step 3: Cross multiply
    145,931.43x = 201,308.76 × 118,737.93
  4. Step 4: Simplify right side
    145,931.43x = 23,902,985,453.27
  5. Step 5: Solve for x
    x = 23,902,985,453.27/145,931.43
  6. Step 6: Final answer
    x = 163,796.01

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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.